New Mexico Standards 8th Grade Science Activities
Printable Eighth Grade Science Worksheets and Study Guides.
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NM.I. Scientific Thinking and Practice: Understand the processes of scientific investigations and use inquiry and scientific ways of observing, experimenting, predicting, and validating to think critically.
I-A. Use scientific methods to develop questions, design and conduct experiments using appropriate technologies, analyze and evaluate results, make predictions, and communicate findings.
I-A.2a. Use a variety of technologies to gather, analyze and interpret scientific data.
I-B. Understand the processes of scientific investigation and how scientific inquiry results in scientific knowledge.
I-B.1a. Examine alternative explanations for observations.
I-B.2a. Describe ways in which science differs from other ways of knowing and from other bodies of knowledge (e.g., experimentation, logical arguments, skepticism).
I-C. Use mathematical ideas, tools, and techniques to understand scientific knowledge.
I-C.1a. Use mathematical expressions and techniques to explain data and observations and to communicate findings (e.g., formulas and equations, significant figures, graphing, sampling, estimation, mean).
I-C.2a. Create models to describe phenomena.
NM.II. Content of Science: Earth and Space Science: Understand the structure of Earth, the solar system, and the universe, the interconnections among them, and the processes and interactions of Earth's systems.
II-A. Describe how the concepts of energy, matter, and force can be used to explain the observed behavior of the solar system, the universe, and their structures.
II-A.1a. Understand how energy from the sun and other stars, in the form of light, travels long distances to reach Earth.
II-A.2a. Explain how the properties of light (e.g., emission, reflection, refraction) emitted from the sun and stars are used to learn about the universe, including: distances in the solar system and the universe; temperatures of different stars.
II-A.3a. Understand how gravitational force acts on objects in the solar system and the universe, including: similar action on masses on Earth and on other objects in the solar system; explanation of the orbits of the planets around the sun.
II-B. Describe the structure of Earth and its atmosphere and explain how energy, matter, and forces shape Earth's systems.
II-B.1a. Describe the role of pressure (and heat) in the rock cycle.
II-B.2a. Understand the unique role water plays on Earth, including: ability to remain liquid at most Earth temperatures; properties of water related to processes in the water cycle (evaporation, condensation, precipitation, surface run-off, percolation); dissolving of minerals and gases and transport to the oceans; fresh and salt water in oceans, rivers, lakes, and glaciers; reactant in photosynthesis.
II-B.3a. Understand the geologic conditions that have resulted in energy resources (e.g., oil, coal, natural gas) available in New Mexico.
NM.II. Content of Science: Life Science: Understand the properties, structures, and processes of living things and the interdependence of living things and their environments.
II-A. Explain the diverse structures and functions of living things and the complex relationships between living things and their environments.
II-A.1a. Describe how matter moves through ecosystems (e.g., water cycle, carbon cycle).
II-A.2a. Describe how energy flows through ecosystems (e.g., sunlight, green plants, food for animals).
II-A.3a. Explain how a change in the flow of energy can impact an ecosystem (e.g., the amount of sunlight available for plant growth, global climate change).
II-B. Understand how traits are passed from one generation to the next and how species evolve.
II-B.1a. Understand that living organisms are made mostly of molecules consisting of a limited number of elements (e.g., carbon, hydrogen, nitrogen, oxygen).
II-B.2a. Identify DNA as the chemical compound involved in heredity in living organisms.
II-B.3a. Describe the widespread role of carbon in the chemistry of living systems.
II-C. Understand the structure of organisms and the function of cells in living systems.
II-C.1a. Describe how cells use chemical energy obtained from food to conduct cellular functions (i.e., respiration).
II-C.2a. Explain that photosynthesis in green plants captures the energy from the sun and stores it chemically.
NM.II. Content of Science: Physical Science: Understand the structure and properties of matter, the characteristics of energy, and the interactions between matter and energy.
II-A. Know the forms and properties of matter and how matter interacts.
II-A.10a. Changes in Matter: Know that chemical reactions can absorb energy (endothermic reactions) or release energy (exothermic reactions).
II-A.1a. Properties of Matter: Know how to use density, boiling point, freezing point, conductivity, and color to identify various substances.
II-A.2a. Properties of Matter: Distinguish between metals and non-metals.
II-A.3a. Properties of Matter: Understand the differences among elements, compounds, and mixtures by: classification of materials as elements, compounds, or mixtures; interpretation of chemical formulas; separation of mixtures into compounds by methods including evaporation, filtration, screening, and magnetism.
II-A.4a. Structure of Matter: Identify the protons, neutrons, and electrons within an atom and describe their locations (i.e., in the nucleus or in motion outside the nucleus).
II-A.5a. Structure of Matter: Explain that elements are organized in the periodic table according to their properties.
II-A.6a. Structure of Matter: Know that compounds are made of two or more elements, but not all sets of elements can combine to form compounds.
II-A.7a. Changes in Matter: Know that phase changes are physical changes that can be reversed (e.g., evaporation, condensation, melting).
II-A.8a. Changes in Matter: Describe various familiar physical and chemical changes that occur naturally (e.g., snow melting, photosynthesis, rusting, burning).
II-A.9a. Changes in Matter: Identify factors that influence the rate at which chemical reactions occur (e.g., temperature, concentration).
II-B. Explain the physical processes involved in the transfer, change, and conservation of energy.
II-B.1a. Energy Transformation: Know that energy exists in many forms and that when energy is transformed some energy is usually converted to heat.
II-B.2a. Energy Transformation: Know that kinetic energy is a measure of the energy of an object in motion and potential energy is a measure of an object's position or composition, including: transformation of gravitational potential energy of position into kinetic energy of motion by a falling object.
II-B.3a. Energy Transformation: Distinguish between renewable and nonrenewable sources of energy.
II-B.4a. Energy Transformation: Know that electrical energy is the flow of electrons through electrical conductors that connect sources of electrical energy to points of use, including: electrical current paths through parallel and series circuits; production of electricity by fossil-fueled and nuclear power plants, wind generators, geothermal plants, and solar cells; and use of electricity by appliances and equipment (e.g., calculators, hair dryers, light bulbs, motors).
II-B.5a. Waves: Understand how light and radio waves carry energy through vacuum or matter by: straight-line travel unless an object is encountered; reflection by a mirror, refraction by a lens, absorption by a dark object; separation of white light into different wavelengths by prisms; and visibility of objects due to light emission or scattering.
II-B.6a. Waves: Understand that vibrations of matter (e.g., sound, earthquakes, water waves) carry wave energy, including: sound transmission through solids, liquids, and gases; relationship of pitch and loudness of sound to rate and distance (amplitude) of vibration; and ripples made by objects dropped in water.
II-C. Describe and explain forces that produce motion in objects.
II-C.2a. Forces: Know that a force has both magnitude and direction.
II-C.3a. Forces: Analyze the separate forces acting on an object at rest or in motion (e.g., gravity, elastic forces, friction), including how multiple forces reinforce or cancel one another to result in a net force that acts on an object.
II-C.4a. Forces: Know that electric charge produces electrical fields and magnets produce magnetic fields.
II-C.5a. Forces: Know how a moving magnetic field can produce an electric current (generator) and how an electric current can produce a magnetic field (electromagnet).
II-C.6a. Forces: Know that Earth has a magnetic field.
II-C.8a. Motion: Understand and apply Newton's Laws of Motion: objects in motion will continue in motion and objects at rest will remain at rest unless acted upon by an unbalanced force (inertia); if a greater force is applied to an object a proportionally greater acceleration will occur; if an object has more mass the effect of an applied force is proportionally less.
NM.III. Science and Society: Understand how scientific discoveries, inventions, practices, and knowledge influence, and are influenced by, individuals and societies.
III-A. Explain how scientific discoveries and inventions have changed individuals and societies.
III-A.1a. Analyze the interrelationship between science and technology (e.g., germ theory, vaccines).
III-A.2a. Describe how scientific information can help to explain environmental phenomena (e.g., floods, earthquakes, volcanoes, fire, extreme weather).
III-A.4a. Critically analyze risks and benefits associated with technologies related to energy production.
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