Nevada State Standards for Science: Grade 7

NV.N.8.A. Scientific Inquiry (Nature of Science Unifying Concept A): Students understand that scientific knowledge requires critical consideration of verifiable evidence obtained from inquiry and appropriate investigations.

N.8.A.1. Using Data: Students know how to identify and critically evaluate information in data, tables, and graphs. E/S 174
Suggested Titles for Nevada Science State Standard N.8.A.1.

N.8.A.2. Record-keeping: Students know how to critically evaluate information to distinguish between fact and opinion. E/S 167
Suggested Titles for Nevada Science State Standard N.8.A.2.

N.8.A.3. Accuracy: Students know different explanations can be given for the same evidence. E/S 10
Suggested Titles for Nevada Science State Standard N.8.A.3.

N.8.A.4. Safe Experimentation: Students know how to design and conduct a controlled experiment. E/L 4
Suggested Titles for Nevada Science State Standard N.8.A.4.

N.8.A.5. Safe Experimentation: Students know how to use appropriate technology and laboratory procedures safely for observing, measuring, recording, and analyzing data. E/L 39
Suggested Titles for Nevada Science State Standard N.8.A.5.

N.8.A.6. Models: Students know scientific inquiry includes evaluating results of scientific investigations, experiments, observations, theoretical and mathematical models, and explanations proposed by other scientists. E/S 149
Suggested Titles for Nevada Science State Standard N.8.A.6.

N.8.A.7. Models: Students know there are multiple methods for organizing items and information. E/S 262
Suggested Titles for Nevada Science State Standard N.8.A.7.

NV.N.8.B. Science, Technology, and Society (Nature of Science Unifying Concept B): Students understand the interactions of science and society in an ever-changing world.

N.8.B.1. Risks and Benefits: Students understand that consequences of technologies can cause resource depletion and environmental degradation, but technology can also increase resource availability, mitigate environmental degradation, and make new resources economical. 95
Suggested Titles for Nevada Science State Standard N.8.B.1.

N.8.B.2. Collaboration: Students know scientific knowledge is revised through a process of incorporating new evidence gained through on-going investigation and collaborative discussion. E/S 149
Suggested Titles for Nevada Science State Standard N.8.B.2.

NV.P.8.A. Matter (Physical Science Unifying Concept A): Students understand the properties and changes of properties in matter.

P.8.A.1. Properties of Matter: Students know particles are arranged differently in solids, liquids, and gases of the same substance. E/S 56
Suggested Titles for Nevada Science State Standard P.8.A.1.

P.8.A.2. Properties of Matter: Students know elements can be arranged in the periodic table which shows repeating patterns that group elements with similar properties. E/S 64
Suggested Titles for Nevada Science State Standard P.8.A.2.

P.8.A.3. Mixtures and Compounds: Students know methods for separating mixtures based on the properties of the components. E/S 130
Suggested Titles for Nevada Science State Standard P.8.A.3.

P.8.A.4. Mixtures and Compounds: Students know atoms often combine to form molecules, and that compounds form when two or more different kinds of atoms chemically bond. E/S 101
Suggested Titles for Nevada Science State Standard P.8.A.4.

P.8.A.5. Mixtures and Compounds: Students know mass is conserved in physical and chemical changes. E/S 129
Suggested Titles for Nevada Science State Standard P.8.A.5.

P.8.A.6. Atomic Structure: Students know matter is made up of tiny particles called atoms. E/S 47
Suggested Titles for Nevada Science State Standard P.8.A.6.

P.8.A.7. Atomic Structure: Students know the characteristics of electrons, protons, and neutrons. E/S 47
Suggested Titles for Nevada Science State Standard P.8.A.7.

P.8.A.8. Atomic Structure: Students know substances containing only one kind of atom are elements which cannot be broken into smaller pieces by normal laboratory processes. E/S 100
Suggested Titles for Nevada Science State Standard P.8.A.8.

NV.P.8.B. Forces and Motion (Physical Science Unifying Concept B): Students understand that position and motion of an object result from the net effect of the different forces acting on it.

P.8.B.1. Motion: Students know the effects of balanced and unbalanced forces on an object's motion. E/S 35
Suggested Titles for Nevada Science State Standard P.8.B.1.

P.8.B.2. Forces: Students know electric currents can produce magnetic forces and magnets can cause electric currents. E/S 6
Suggested Titles for Nevada Science State Standard P.8.B.2.

P.8.B.3. Forces: Students know every object exerts gravitational force on every other object, and the magnitude of this force depends on the mass of the objects and their distance from one another. I/S 35
Suggested Titles for Nevada Science State Standard P.8.B.3.

NV.P.8.C. Energy (Physical Science Unifying Concept C): Students understand transfer of energy.

P.8.C.1. Waves: Students know visible light is a narrow band within the electromagnetic spectrum. I/S 389
Suggested Titles for Nevada Science State Standard P.8.C.1.

P.8.C.2. Waves: Students know vibrations (e.g., sounds, earthquakes) move at different speeds in different materials, have different wavelengths, and set up wave-like disturbances that spread away from the source uniformly. E/S 207
Suggested Titles for Nevada Science State Standard P.8.C.2.

P.8.C.3. Forms and Uses of Energy: Students know physical, chemical, and nuclear changes involve a transfer of energy. E/S 31
Suggested Titles for Nevada Science State Standard P.8.C.3.

P.8.C.4. Forms and Uses of Energy: Students know energy cannot be created or destroyed, in a chemical or physical reaction, but only changed from one form to another. E/S 86
Suggested Titles for Nevada Science State Standard P.8.C.4.

P.8.C.5. Forms and Uses of Energy: Students know heat energy flows from warmer materials or regions to cooler ones through conduction, convection, and radiation. E/S 144
Suggested Titles for Nevada Science State Standard P.8.C.5.

P.8.C.6. Electricity: Students know electrical circuits provide a means of transferring electrical energy to produce heat, light, sound, and chemical changes. I/S 490
Suggested Titles for Nevada Science State Standard P.8.C.6.

NV.L.8.A. Heredity (Life Science Unifying Concept A): Students understand the role of genetic information in the continuation of a species.

L.8.A.1. DNA: Students know heredity is the passage of genetic instructions from one generation to the next generation. E/S 51
Suggested Titles for Nevada Science State Standard L.8.A.1.

L.8.A.2. DNA: Students know changes in genes of eggs and sperm can cause changes in inherited characteristics. E/S 89
Suggested Titles for Nevada Science State Standard L.8.A.2.

L.8.A.3. Predicting: Students know organisms can be bred for specific characteristics. I/L 40
Suggested Titles for Nevada Science State Standard L.8.A.3.

L.8.A.4. Predicting: Students know some characteristics of an organism are the result of a combination of interaction with the environment and genetic information. E/S 78
Suggested Titles for Nevada Science State Standard L.8.A.4.

NV.L.8.B. Structure of Life (Life Science Unifying Concept B): Students understand that living things are composed of cells, which are specialized in multicellular organisms to perform a variety of life functions.

L.8.B.1. Cells: Students know all organisms are composed of cells, which are the fundamental units of life. E/S 100
Suggested Titles for Nevada Science State Standard L.8.B.1.

L.8.B.2. Cells: Students know cells grow, divide, and take in nutrients which they use to provide energy for cell functions. E/S 100
Suggested Titles for Nevada Science State Standard L.8.B.2.

L.8.B.3. Cells: Students know some organisms are made of just one cell and that multicellular organisms can consist of thousands to millions of cells working together. E/S 100
Suggested Titles for Nevada Science State Standard L.8.B.3.

L.8.B.4. Disease: Students know cells combine to form tissues that combine to form organs and organ systems that are specialized to perform life functions. E/S 176
Suggested Titles for Nevada Science State Standard L.8.B.4.

L.8.B.5. Disease: Students know disease can result from defects in body systems or from damage caused by infection. E/S 99
Suggested Titles for Nevada Science State Standard L.8.B.5.

NV.L.8.C. Organisms and Their Environment (Life Science Unifying Concept C): Students understand how living and non-living components of ecosystems interact.

L.8.C.1. Cycles: Students know how matter and energy are transferred through food webs in an ecosystem. E/S 28
Suggested Titles for Nevada Science State Standard L.8.C.1.

L.8.C.2. Cycles: Students know how to characterize organisms in any ecosystem by their functions. E/S 33
Suggested Titles for Nevada Science State Standard L.8.C.2.

L.8.C.3. Ecosystems: Students will evaluate how changes in environments can be beneficial or harmful. E/S 116
Suggested Titles for Nevada Science State Standard L.8.C.3.

L.8.C.4. Ecosystems: Students know inter-related factors affect the number and type of organisms an ecosystem can support. E/S 28
Suggested Titles for Nevada Science State Standard L.8.C.4.

NV.L.8.D. Diversity of Life (Life Science Unifying Concept D): Students understand that life forms change over time, contributing to the variety of organisms found on the Earth.

L.8.D.1. Evolution: Students know species can be identified and classified based upon their characteristics. (8.8.6) E/S 33
Suggested Titles for Nevada Science State Standard L.8.D.1.

L.8.D.2. Natural Selection: Students know fossils provide evidence of how life and environmental conditions have changed throughout geologic time. E/S 9
Suggested Titles for Nevada Science State Standard L.8.D.2.

L.8.D.3. Natural Selection: Students know an organism's behavior is based on both experience and on the species' evolutionary history. E/S 8
Suggested Titles for Nevada Science State Standard L.8.D.3.

NV.E.8.A. Atmospheric Processes and the Water Cycle (Earth and Space Science Unifying Concept A): Students understand the relationship between the Earth's atmosphere, topography, weather and climate.

E.8.A.1. Sun's Energy: Students know seasons are caused by variations in the amounts of the Sun's energy reaching Earth's surface due to the planet's axial tilt. E/S 256
Suggested Titles for Nevada Science State Standard E.8.A.1.

E.8.A.2. Sun's Energy: Students know how the processes involved in the water cycle affect climatic patterns. E/S 347
Suggested Titles for Nevada Science State Standard E.8.A.2.

E.8.A.3. Weather: Students know the properties that make water an essential component of the earth system. E/S 25
Suggested Titles for Nevada Science State Standard E.8.A.3.

E.8.A.4. Weather: Students understand the composition of Earth's atmosphere, emphasizing the role of the atmosphere in Earth's weather and climate. I/S 373
Suggested Titles for Nevada Science State Standard E.8.A.4.

E.8.A.5. Weather: Students know the difference between local weather and regional climate. I/S 430
Suggested Titles for Nevada Science State Standard E.8.A.5.

E.8.A.6. Weather: Students know topography and patterns of global and local atmospheric movement influence local weather which occurs primarily in the lower atmosphere. E/S 430
Suggested Titles for Nevada Science State Standard E.8.A.6.

NV.E.8.B. Solar System and Universe (Earth and Space Science Unifying Concept B): Students understand characteristics of our solar system that is part of the Milky Way galaxy.

E.8.B.1. Components of the Universe: Students know the universe contains many billions of galaxies, and each galaxy contains many billions of stars. W/L 25
Suggested Titles for Nevada Science State Standard E.8.B.1.

E.8.B.2. Components of the Universe: Students know the solar system includes a great variety of planetary moons, asteroids, and comets. I/S 23
Suggested Titles for Nevada Science State Standard E.8.B.2.

E.8.B.3. Components of the Universe: Students know characteristics of the planets in our solar system. I/S 20
Suggested Titles for Nevada Science State Standard E.8.B.3.

E.8.B.4. Components of the Universe: Students know Earth is part of a solar system located within the Milky Way Galaxy. E/S 20
Suggested Titles for Nevada Science State Standard E.8.B.4.

E.8.B.5. Formation of Universe: Students know the Sun is many thousands of times closer to Earth than any other star, and billions of times closer than the far end of the Milky Way Galaxy. W/L 222
Suggested Titles for Nevada Science State Standard E.8.B.5.

E.8.B.6. Formation of Universe: Students know the Sun is a medium-sized star located in the Milky Way Galaxy, part of which can be seen as a glowing band of light spanning the clear night sky. W/L 23
Suggested Titles for Nevada Science State Standard E.8.B.6.

E.8.B.7. Celestial Motion: Students know regular and predictable motions of Earth around the Sun and the Moon around the Earth explain such phenomena as the day, the year, phases of the Moon, and eclipses. E/S 21
Suggested Titles for Nevada Science State Standard E.8.B.7.

NV.E.8.C. Earth's Composition and Structure (Earth and Space Science Unifying Concept C): Students understand that landforms result from a combination of constructive and destructive processes.

E.8.C.1. Geologic Processes: Students know sedimentary rocks and fossils provide evidence for changing environments and the constancy of geologic processes. E/S 13
Suggested Titles for Nevada Science State Standard E.8.C.1.

E.8.C.2. Geologic Processes: Students know rocks at Earth's surface weather, forming sediments that are buried, then compacted, heated and often recrystallized into new rock. E/S 5
Suggested Titles for Nevada Science State Standard E.8.C.2.

E.8.C.3. Geologic Processes: Students know Earth is composed of a crust (both continental and oceanic); hot convecting mantle; and dense, a metallic core. E/S 78
Suggested Titles for Nevada Science State Standard E.8.C.3.

E.8.C.4. Geologic Processes: Students know the very slow movement of large crustal plates result in geological events. E/S 80
Suggested Titles for Nevada Science State Standard E.8.C.4.

E.8.C.5. Geologic Processes: Students know how geologic processes account for state and regional topography. E/S 152
Suggested Titles for Nevada Science State Standard E.8.C.5.

E.8.C.6. Earth's Composition and Resources: Students know minerals have different properties and different distributions according to how they form. E/S 4
Suggested Titles for Nevada Science State Standard E.8.C.6.

E.8.C.7. Earth's Composition and Resources: Students know the characteristics, abundances, and location of renewable and nonrenewable resources found in Nevada. E/S 96
Suggested Titles for Nevada Science State Standard E.8.C.7.

E.8.C.8. Earth's Composition and Resources: Students know soils have properties, such as color, texture, and water retention, and provide nutrients for life according to how they form. E/S 49
Suggested Titles for Nevada Science State Standard E.8.C.8.