Delaware State Standards for Science: Grade 5

DE.1. Nature and Application of Science and Technology

1.1. Enduring Understandings: Scientific inquiry involves asking scientifically-oriented questions, collecting evidence, forming explanations, connecting explanations to scientific knowledge and theory, and communicating and justifying the explanation.

1.1.1. Generate focused questions and informed predictions about the natural world. 4
Suggested Titles for Delaware Science State Standard 1.1.1.

1.1.2. Design and conduct simple to multi-step investigations in order to test predictions. Keep constant all but the condition being tested. 26
Suggested Titles for Delaware Science State Standard 1.1.2.

1.1.3. Accurately collect data using observations, simple tools and equipment. Display and organize data in tables, charts, diagrams, and bar graphs or plots over time. Compare and question results with and from others. 37
Suggested Titles for Delaware Science State Standard 1.1.3.

1.1.4. Construct a reasonable explanation by analyzing evidence from the data. Revise the explanation after comparing results with other sources or after further investigation. 26
Suggested Titles for Delaware Science State Standard 1.1.4.

1.1.5. Communicate procedures, data, and explanations to a variety of audiences. Justify the results by using evidence to form an argument. 26
Suggested Titles for Delaware Science State Standard 1.1.5.

1.1.6. Use mathematics, reading, writing, and technology when conducting scientific inquiries. 26
Suggested Titles for Delaware Science State Standard 1.1.6.

1.1.7. Separate the components of a mixture by using the physical properties of the components and choosing the appropriate processes (e.g., evaporation, filtering). 2
Suggested Titles for Delaware Science State Standard 1.1.7.

1.1.8. Make and implement a plan to separate mixtures. Revise the plan based on evidence collected. Record and communicate the results. 29
Suggested Titles for Delaware Science State Standard 1.1.8.

1.1.9. Combine different amounts of solid material and water. Compare the properties of these solutions (i.e., color, viscosity, clarity). 25
Suggested Titles for Delaware Science State Standard 1.1.9.

1.1.10. Compare the mass of mixtures and solutions to the mass of their component parts. 23
Suggested Titles for Delaware Science State Standard 1.1.10.

1.1.11. Determine the quantities of two different materials (e.g., salt and sugar) required to saturate equal volumes of water and compare the results. Recognize that some materials are more soluble in water than other materials. 15
Suggested Titles for Delaware Science State Standard 1.1.11.

1.1.12. Explain why the total amount of a material remains the same even when exposed to a variety of physical treatments (e.g., flattening or balling up clay, breaking apart a candy bar, pouring liquid into a tall, slender glass vs. a short, fat glass). 10
Suggested Titles for Delaware Science State Standard 1.1.12.

1.1.13. Design and implement an investigation to show that white light coming from the sun consists of a variety of component waves that appear to have different colors to our eyes. Record observations of the investigation and use evidence to communicate results. 7
Suggested Titles for Delaware Science State Standard 1.1.13.

1.1.14. Observe that sound is produced by vibrating objects and give examples of vibrating objects that produce sound. 4
Suggested Titles for Delaware Science State Standard 1.1.14.

1.1.15. Observe that volume is a property of sound that determines how loud the sound is and be able to describe what part of the vibrating object's motion determines the sound it produces. 4
Suggested Titles for Delaware Science State Standard 1.1.15.

1.1.16. Describe the relationship between the pitch of a sound and the physical properties of the sound source (i.e., length of vibrating object, frequency of vibrations, and tension of vibrating string). Describe how the pitch of sound is different from the volume. 4
Suggested Titles for Delaware Science State Standard 1.1.16.

1.1.17. Identify that sound energy needs a medium through which to travel. Compare how effectively sound travels through solids, liquids, and air. Demonstrate that vibrations in materials set up wavelike disturbances that spread away from the source. Construct a method to direct sound from the source to the receiver. 6
Suggested Titles for Delaware Science State Standard 1.1.17.

1.1.18. Describe how energy can be stored in an elastic object or material by stretching it. Use diagrams to describe ways that the energy stored in a stretched object can be used to make objects move. 27
Suggested Titles for Delaware Science State Standard 1.1.18.

1.1.19. Use rulers, meter sticks, tapes, and watches to measure the distance objects travel in a given period of time and how much time it takes for an object to travel a certain distance. Organize the measurements in tables, and construct graphs based on the measurements. Reach qualitative conclusions about the speeds of the objects (faster versus slower). 20
Suggested Titles for Delaware Science State Standard 1.1.19.

1.1.20. Demonstrate and explain how forces of different sizes and directions can produce different kinds of changes in the motion of an object. 6
Suggested Titles for Delaware Science State Standard 1.1.20.

1.1.21. Observe that light travels in a straight line away from its source until it strikes an object. Observe that when light strikes an object, it can reflect off the object, transmit through the object, be absorbed within the object, or a combination of these phenomena. Give examples of light being reflected, transmitted, and/or absorbed by objects. 3
Suggested Titles for Delaware Science State Standard 1.1.21.

1.1.22. Using the physical properties of objects, make predictions about how light will behave when it strikes the object. Categorize materials as transparent, translucent, absorbent or reflective based on how they interact with light. 3
Suggested Titles for Delaware Science State Standard 1.1.22.

1.1.23. Describe how to promote healthy digestion and recognize some symptoms that indicate disturbances associated with the normal functioning of the digestive system (i.e., stomach ache, flatulence). 28
Suggested Titles for Delaware Science State Standard 1.1.23.

1.1.24. Identify, label the parts, and describe the basic functions of the human digestive tract including the mouth, esophagus, stomach, small intestine, large intestine (colon), rectum, and anus. 6
Suggested Titles for Delaware Science State Standard 1.1.24.

1.1.25. Compare and contrast the human body digestive system with that of other animals e.g., earthworm, chicken, fish, crayfish, snail, cow. 6
Suggested Titles for Delaware Science State Standard 1.1.25.

1.1.26. Identify external structures (i.e., legs) and behaviors (i.e., walking) of organisms that enable them to survive in their particular ecosystem and describe how these structures enable the organisms to respond to internal (i.e., hunger) and external (i.e., temperature, danger) cues. 11
Suggested Titles for Delaware Science State Standard 1.1.26.

1.1.27. Research the ways that a variety of organisms respond to internal (i.e., need for food and shelter) and external (i.e., presence of predators) cues. Describe the similarities and differences among the organisms. 42
Suggested Titles for Delaware Science State Standard 1.1.27.

1.1.28. Identify plants and animals in an ecosystem (i.e., beach, woodland, marsh, meadow). Examine the life cycles of the plants and animals and identify factors in the ecosystem that are beneficial or harmful to the organisms at various stages in its life cycle (i.e., young fish are small which makes them able to hide in plants but this characteristic also makes them more vulnerable to predators). 47
Suggested Titles for Delaware Science State Standard 1.1.28.

1.1.29. Examine a variety of ecosystems such as marsh, pond, field, forest. Compare how the organisms, the habitat, and the food chains are similar and different in these ecosystems. 58
Suggested Titles for Delaware Science State Standard 1.1.29.

1.1.30. Differentiate between an organism's 'habitat' (where an animal lives) and its 'territory' (an area claimed as its own space). Select an organism and describe its habitat and territory. 29
Suggested Titles for Delaware Science State Standard 1.1.30.

1.1.31. Predict and describe how a dramatic increase or decrease in the population size of a single species within an ecosystem affects the entire ecosystem. 35
Suggested Titles for Delaware Science State Standard 1.1.31.

1.1.32. Identify environmental factors that affect the growth and reproduction of organisms in an ecosystem (e.g., temperature can affect germination and soil moisture). 29
Suggested Titles for Delaware Science State Standard 1.1.32.

1.1.33. Conduct investigations to simulate terrestrial and aquatic ecosystems and their interdependence. Demonstrate and describe how alteration of one part of the ecosystem (i.e., change in pH, over fertilization, addition of salt) may cause changes throughout the entire ecosystem. 29
Suggested Titles for Delaware Science State Standard 1.1.33.

1.1.34. Categorize the organisms within an ecosystem according to the function they serve as producers, consumers, or decomposers. Explain why the organism was categorized this way. 35
Suggested Titles for Delaware Science State Standard 1.1.34.

1.1.35. Identify the Sun as a source of energy that drives an ecosystem. Describe the path of energy from the Sun to the producers then to the consumer in the food chain. Recognize that an organism has dependent and independent relationships in an ecosystem. 14
Suggested Titles for Delaware Science State Standard 1.1.35.

1.2. Enduring Understandings: The development of technology and advancement in science influence each other and drive each other forward.

1.2.1. Research and report on recycling of household materials (e.g., glass, newspaper, plastics) and how these materials are reused. 18
Suggested Titles for Delaware Science State Standard 1.2.1.

1.2.2. Recognize that solar energy, an inexhaustible source, is an alternative energy source to fossil fuels, an exhaustible source. Using books, computers and other resources, search for ways that we can use sunlight to heat and light our homes, and generate electrical energy. Report your results by making a poster, a written report or an oral presentation. 14
Suggested Titles for Delaware Science State Standard 1.2.2.

1.2.3. Identify safety equipment (e.g., goggles, gloves) and procedures (e.g., washing hands, wafting, not eating) used in classroom science investigations. Explain how these promote healthy living and prevent injuries. 26
Suggested Titles for Delaware Science State Standard 1.2.3.

1.2.4. Identify natural (i.e., wildfire, flood, drought) and man-made changes (forest clear cutting, input of pollutants, filling in of marshland) to an ecosystem. Discuss how these changes affect the balance of an ecosystem. 103
Suggested Titles for Delaware Science State Standard 1.2.4.

1.3. Enduring Understandings: Understanding past processes and contributions is essential in building scientific knowledge.

DE.2. Materials and Their Properties

2.1. Enduring Understanding: The structures of materials determine their properties.

2.2. Enduring Understanding: The properties of the mixture are based on the properties of its components.

2.2.1. Separate the components of a mixture by using the physical properties of the components and choosing the appropriate processes (e.g., evaporation, filtering). 23
Suggested Titles for Delaware Science State Standard 2.2.1.

2.2.2. Make and implement a plan to separate mixtures. Revise the plan based on evidence collected. Record and communicate the results. 23
Suggested Titles for Delaware Science State Standard 2.2.2.

2.2.3. Combine different amounts of solid material and water. Compare the properties of these solutions, (i.e., color, viscosity, clarity). 23
Suggested Titles for Delaware Science State Standard 2.2.3.

2.2.4. Compare the mass of mixtures and solutions to the mass of their component parts. 23
Suggested Titles for Delaware Science State Standard 2.2.4.

2.2.5. Determine the quantities of two different materials (e.g., salt and sugar) required to saturate equal volumes of water and compare the results. Recognize that some materials are more soluble in water than other materials. 23
Suggested Titles for Delaware Science State Standard 2.2.5.

2.3. Enduring Understanding: People develop new materials as a response to the needs of society and the pursuit of knowledge. This development may have risks and benefits to humans and the environment.

2.3.1. Research and report on recycling of household materials (e.g., glass, newspaper, plastics) and how these materials are reused. 18
Suggested Titles for Delaware Science State Standard 2.3.1.

DE.3. Energy and Its Effects

3.1. Enduring Understandings: Energy takes many forms. These forms can be grouped into types of energy that are associated with the motion of mass (kinetic energy) and types of energy associated with the position of mass and with energy fields (potential energy).

3.1.1. Identify sunlight as the source of energy needed for plants to make their own food. Observe that sunlight can also warm objects such as the surface of the Earth. 17
Suggested Titles for Delaware Science State Standard 3.1.1.

3.1.2. Identify that sunlight has three major components; visible, infrared, and ultraviolet, and that the infrared and ultraviolet components cannot be detected by human eyes. 7
Suggested Titles for Delaware Science State Standard 3.1.2.

3.1.3. Design and implement an investigation to show that white light coming from the sun consists of a variety of component waves that appear to have different colors to our eyes. Record observations of the investigation and use evidence to communicate results. 32
Suggested Titles for Delaware Science State Standard 3.1.3.

3.1.4. Distinguish ultraviolet from infrared light energy. Although each is invisible to the human eye without the use of technology, describe how the presence of each is detected (i.e., night vision goggles to see infrared energy, sunburn indicates ultraviolet). 28
Suggested Titles for Delaware Science State Standard 3.1.4.

3.1.5. Observe that sound is produced by vibrating objects and give examples of vibrating objects that produce sound. 4
Suggested Titles for Delaware Science State Standard 3.1.5.

3.1.6. Observe that volume is a property of sound that determines how loud the sound is, and be able to describe what part of the vibrating object's motion determines the sound it produces. 4
Suggested Titles for Delaware Science State Standard 3.1.6.

3.1.7. Describe the relationship between the pitch of a sound and the physical properties of the sound source (i.e., length of vibrating object, frequency of vibrations, and tension of vibrating string). Describe how the pitch of sound is different from the volume. 4
Suggested Titles for Delaware Science State Standard 3.1.7.

3.1.8. Identify that sound energy needs a medium through which to travel. Compare how effectively sound travels through solids, liquids, and air. Demonstrate that vibrations in materials set up wavelike disturbances that spread away from the source. Construct a method to direct sound from the source to the receiver. 6
Suggested Titles for Delaware Science State Standard 3.1.8.

3.1.9. Identify that the energy of a moving object depends upon its speed. Give examples of how an object's energy of motion increases when the object's speed increases. 33
Suggested Titles for Delaware Science State Standard 3.1.9.

3.1.10. Describe how energy can be stored in an elastic object or material by stretching it. Use diagrams to describe ways that the energy stored in a stretched object can be used to make objects move. 33
Suggested Titles for Delaware Science State Standard 3.1.10.

3.2. Enduring Understandings: Changes take place because of the transfer of energy. Energy is transferred to matter through the action of forces. Different forces are responsible for the transfer of the different forms of energy.

3.2.1. Use rulers, meter sticks, tapes, and watches to measure the distance objects travel in a given period of time, and how much time it takes for an object to travel a certain distance. Organize the measurements in tables, and construct graphs based on the measurements. Reach qualitative conclusions about the speeds of the objects (faster versus slower). 20
Suggested Titles for Delaware Science State Standard 3.2.1.

3.2.2. Demonstrate and explain how forces of different sizes and directions can produce different kinds of changes in the motion of an object. 6
Suggested Titles for Delaware Science State Standard 3.2.2.

3.2.3. Explain how the flow of heat energy contributes to the melting and freezing processes. Describe which way heat energy must flow for liquid water to boil. 5
Suggested Titles for Delaware Science State Standard 3.2.3.

3.3. Enduring Understandings: Energy readily transforms from one form to another, but these transformations are not always reversible. The details of these transformations depend upon the initial form of the energy and the properties of the materials involved. Energy may transfer into or out of a system and it may change forms, but the total energy cannot change.

3.3.1. Observe that light travels in a straight line away from its source until it strikes an object. Observe that when light strikes an object, it can reflect off the object, transmit through the object, be absorbed within the object, or a combination of these phenomena. Give examples of light being reflected, transmitted, and/or absorbed by objects. 3
Suggested Titles for Delaware Science State Standard 3.3.1.

3.3.2. Using the physical properties of objects, make predictions about how light will behave when it strikes the object. Categorize materials as transparent, translucent, absorbent or reflective based on how they interact with light. 3
Suggested Titles for Delaware Science State Standard 3.3.2.

3.4. Enduring Understandings: People utilize a variety of resources to meet the basic and specific needs of life. Some of these resources cannot be replaced. Other resources can be replenished or exist in such vast quantities they are in no danger of becoming depleted. Often the energy stored in resources must be transformed into more useful forms and transported over great distances before it can be helpful to us.

3.4.1 Recognize that solar energy, an inexhaustible source, is an alternative energy source to fossil fuels, an exhaustible source. Using books, computers and other resources, search for ways that we can use sunlight to heat and light our homes, and generate electrical energy. Report your results by making a poster, a written report or an oral presentation. 41
Suggested Titles for Delaware Science State Standard 3.4.1

DE.4. Earth in Space

4.1. Enduring Understandings: There are observable, predictable patterns of movement in the Sun, Earth, and Moon system that account for day and night.

4.2. Enduring Understandings: Most objects in the Solar System orbit the Sun.

4.3. Enduring Understandings: Technology expands our knowledge of the Earth, Moon, and Sun System.

DE.5. Earth's Dynamic Systems

5.1. Enduring Understandings: Earth's systems can be broken down into individual components which have observable measurable properties.

5.2. Enduring Understandings: Earth's components form systems. These systems continually interact at different rates of time, affecting the Earth locally and globally.

5.3. Enduring Understandings: Technology enables us to better understand Earth's systems. It also allows us to analyze the impact of human activities on Earth's systems and the impact of Earth's systems on human activity.

DE.6. Life Processes

6.1. Enduring Understandings: Living systems demonstrate the complementary nature of structure and function.

6.1.1. Recognize that the digestive system has many parts that work together to perform a function in humans and many other animals. 6
Suggested Titles for Delaware Science State Standard 6.1.1.

6.1.2. Describe how to promote healthy digestion and recognize some symptoms that indicate disturbances associated with the normal functioning of the digestive system (i.e., stomach ache, flatulence). 28
Suggested Titles for Delaware Science State Standard 6.1.2.

6.1.3. Identify, label the parts, and describe the basic functions of the human digestive tract including the mouth, esophagus, stomach, small intestine, large intestine (colon), rectum, and anus. 6
Suggested Titles for Delaware Science State Standard 6.1.3.

6.1.4. Compare and contrast the human body digestive system with that of other animals e.g., earthworm, chicken, fish, crayfish, snail, cow. 6
Suggested Titles for Delaware Science State Standard 6.1.4.

6.2. Enduring Understandings: All organisms transfer matter and convert energy from one form to another. Both matter and energy are necessary to build and maintain structures within the organism.

6.2.1. Explain that all organisms require a form of energy to survive and that humans and other animals obtain energy and materials from food. 10
Suggested Titles for Delaware Science State Standard 6.2.1.

6.3. Enduring Understandings: Organisms respond to internal and external cues, which allow them to survive.

6.3.1. Identify external structures (i.e., legs) and behaviors (i.e., walking) of organisms that enable them to survive in their particular ecosystem and describe how these structures enable the organisms to respond to internal (i.e., hunger) and external (i.e., temperature, danger) cues. 35
Suggested Titles for Delaware Science State Standard 6.3.1.

6.3.2. Research the ways that a variety of organisms respond to internal (i.e., need for food and shelter) and external (i.e., presence of predators) cues. Describe the similarities and differences among the organisms. 29
Suggested Titles for Delaware Science State Standard 6.3.2.

6.4. Enduring Understandings: The life processes of organisms are affected by their interactions with each other and their environment, and may be altered by human manipulation.

6.4.1. Identify safety equipment (e.g., goggles, gloves) and procedures (e.g., washing hands, wafting, not eating) used in classroom science investigations. Explain how these promote healthy living and prevent injuries. 26
Suggested Titles for Delaware Science State Standard 6.4.1.

6.4.2. Identify and discuss how short-term and long-term alterations in the environment affect the health of organisms found in that ecosystem. 18
Suggested Titles for Delaware Science State Standard 6.4.2.

DE.7. Diversity and Continuity of Living Things

7.1. Enduring Understandings: Organisms reproduce, develop, have predictable life cycles, and pass on heritable traits to their offspring.

7.1.1. Identify plants and animals in an ecosystem (i.e., beach, woodland, marsh, meadow). Examine the life cycles of the plants and animals and identify factors in the ecosystem that are beneficial or harmful to the organisms at various stages in its life cycle (i.e., young fish are small which makes them able to hide in plants, but this characteristic also makes them more vulnerable to predators). 37
Suggested Titles for Delaware Science State Standard 7.1.1.

7.2. Enduring Understandings: The diversity and changing of life forms over many generations is the result of natural selection, in which organisms with adaptive traits survive, reproduce, and pass those traits to offspring.

7.2.1. Recognize that there are many different kinds of vertebrates and invertebrates in the world's ecosystem with a diverse variety of organisms in each group. 31
Suggested Titles for Delaware Science State Standard 7.2.1.

7.3. Enduring Understandings: The development of technology has allowed us to apply our knowledge of genetics, reproduction, development and evolution to meet human wants and needs.

DE.8. Ecology

8.1. Enduring Understandings: Organisms and their environments are interconnected. Changes in one part of the system will affect other parts of the system.

8.1.1. Examine a variety of ecosystems such as marsh, pond, field, forest. Compare how the organisms, the habitat, and the food chains are similar and different in these ecosystems. 58
Suggested Titles for Delaware Science State Standard 8.1.1.

8.1.2. Differentiate between an organism's 'habitat' (where an animal lives) and its 'territory' (an area claimed as its own space). Select an organism and describe its habitat and territory. 29
Suggested Titles for Delaware Science State Standard 8.1.2.

8.1.3. Predict and describe how a dramatic increase or decrease in the population size of a single species within an ecosystem affects the entire ecosystem. 35
Suggested Titles for Delaware Science State Standard 8.1.3.

8.1.4. Identify environmental factors that affect the growth and reproduction of organisms in an ecosystem (e.g., temperature can affect germination and soil moisture). 29
Suggested Titles for Delaware Science State Standard 8.1.4.

8.2. Enduring Understandings: Matter needed to sustain life is continually recycled among and between organisms and the environment. Energy from the sun flows irreversibly through ecosystems and is conserved as organisms use and transform it.

8.2.1. Conduct investigations to simulate terrestrial and aquatic ecosystems and their interdependence. Demonstrate and describe how alteration of one part of the ecosystem (i.e., change in pH, over fertilization, addition of salt) may cause changes throughout the entire ecosystem. 56
Suggested Titles for Delaware Science State Standard 8.2.1.

8.2.2. Categorize the organisms within an ecosystem according to the function they serve as producers, consumers, or decomposers. Explain why the organism was categorized this way. 36
Suggested Titles for Delaware Science State Standard 8.2.2.

8.2.3. Identify the Sun as a source of energy that drives an ecosystem. Describe the path of energy from the Sun to the producers then to the consumer in the food chain. Recognize that an organism has dependent and independent relationships in an ecosystem. 14
Suggested Titles for Delaware Science State Standard 8.2.3.

8.3. Enduring Understandings: Humans can alter the living and non-living factors within an ecosystem, thereby creating changes to the overall system.

8.3.1. Identify natural (i.e., wildfire, flood, drought) and man-made changes (forest clear cutting, input of pollutants, filling in of marshland) to an ecosystem. Discuss how these changes affect the balance of an ecosystem. 103
Suggested Titles for Delaware Science State Standard 8.3.1.

8.3.2. Explain why moving organisms from their ecosystem to a new ecosystem may upset the balance of the new ecosystem, for example, by introduction of diseases or depletion of resources. 20
Suggested Titles for Delaware Science State Standard 8.3.2.