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1. Question Norman learned in science class that mountains get smaller over time. This is due to- A. Animals digging through rock B. Earthquakes destroying the mountain C. Humans using all the soil from the mountain D. Weathering and erosion from water and wind Answer Weathering and erosion from water and wind One

2. Question Weathering and erosion are not caused by– Water running over the surface of the Earth Strong winds blowing across rock Ocean waves crashing on the coastline The Earth revolving around the Sun Answer The Earth revolving around the Sun Two

3. Question When rivers erode the soil, the soil often flows with the river until it stops and build up in certain places. This process is called- ? A. transpiration B. deposition C. photosynthesis D. metamorphosis Answer deposition Three

4. Question Most canyons are formed by– Wind blowing away dirt and rock Rivers carving out rock and dirt over time Animals moving rock and dirt as they migrate Lava burning cracks into the ground Answer Rivers carving out rock and dirt over time Four

5. Question Which of the following does not help cause soil erosion? Roots of trees and plants Sunlight Digging animals Rushing water Answer Sunlight Five

6. Question Which of the following best describes the shape of the Earth Circle Flat Cylinder Sphere Answer Sphere Six

7. Question Most of the water on Earth is- Freshwater Spring water Saltwater Found in lakes Answer saltwater Seven

8. Question At the center of the Earth is the- Surface Crust Mantle core Answer Core Eight

9. Question Tides are caused by- The pull of the Earth’s gravity The pull of the moon’s gravity Volcanoes underwater The turning of the Earth Answer The pull of the moon’s gravity Nine

10. Question The type of energy created by the Sun is known as – A. Magnetic energy B. Solar energy C. Electrical energy D. Sound Answer Solar energy Ten

11. Question The moon- Is larger than the Earth Does not have an atmosphere Has water Is home to plant life Answer Does not have an atmosphere Eleven

12. Question Compared to the moon, the Earth’s gravitational pull is- Stronger Weaker About the same nonexistent Answer stronger Twelve

13. Question Resources that can be replaced over time are known as- Non-renewable Inexhaustible Renewable non-recyclable Answer Renewable Thirteen

14. Question Which of the following is non-renewable resource? Wind Water Wood Natural gas Answer Natural gas Fourteen

15. Question A period of 3 years means- The Earth revolved around the Sun 3 times The Earth revolved around the Sun 6 times The Earth rotated on its axis 3 times The Sun revolved the Earth 3 times Answer The Earth revolved around the Sun 3 times Fifteen

16. Question What gas does a plant return to the atmosphere after taking in carbon dioxide? Oxygen Nitrogen Helium hydrogen Answer Oxygen Sixteen

17. Question Which of the following helps convert animal waste into nitrogen? Clouds Decomposers Carnivores Herbivores Answer Decomposers Seventeen

18. Question The outermost layer of the Sun is called the– Ozone layer Corona Core Light zone Answer Corona Eighteen

19. Question Glaciers, earthquakes, volcanoes, and wind all can– Create lava Cool the Earth Change the surface of the Earth Be found everywhere on Earth Answer Change the surface of the Earth Nineteen

20. Question How many planets are on our solar system? 2 9 8 7 Answer 8 Twenty

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