Unit 1 - Geology on Mars - Grade 8

A planet is habitable if it can support _____. Scientists think a planet needs liquid water and an energy source (such as the sun) to support life.

• Life

• Atmosphere

• Oxygen

• Temperature

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NGSS.MS-ESS2-4

Earth, Mars, and other ______ planets can be thought of as systems. These systems are made up of interacting spheres that can include the geosphere, atmosphere, hydrosphere, and biosphere.

• gas

• rocky

• water

• small

Planetary geologists study rocky planets by comparing them to _____ because we know more about Earth than we know about Mercury, Venus, or Mars.

• Jupiter

• Saturn

• Earth

• Uranus

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NGSS.MS-ESS1-3

Science is both a body of ______ and the processes and _______ used to add to that body of knowledge.

• Ideas

• Facts

• Knowledge

• Practices

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NGSS.MS-LS1-1

NGSS.MS-PS1-2

Science assumes that objects and events in natural systems occur in _______ patterns that are understandable through measurement and observation.

• random

• chaotic

• consistent

• cyclical

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NGSS.MS-ESS1-1

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When landforms on different rocky planets look similar, it is evidence that they may have been formed by the same ________ process.

• Atmospheric

• Biological

• Hydrological

• Geologic

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NGSS.MS-ESS2-2

Landforms observed in aerial or satellite images of a rocky planet’s surface provide evidence of _______ processes.

• Climatic

• Biological

• Geologic

• Hydrological

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NGSS.MS-ESS2-1

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Both flowing _____ and flowing _____ can change the shape of the geosphere.

• Water

• Lava

• Ice

• Earthquakes

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NGSS.MS-ESS2-2

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Scientists ask questions about the natural world and develop claims, or tentative answers, based on ________.

• Experiments

• Observations

• Ideas

• Evidence

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NGSS.MS-LS2-4

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Scientists use _______ to explain how the evidence supports their claim.

• Hypotheses

• Reasoning

• Experiments

• Calculations

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NGSS.MS-LS1-3

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NGSS.MS-LS2-4