2. The Earth’s surface is constantly changing. Which of the following is an example of physical weathering? aacid rain bfrost wedging cerosion ddeposition Question 1

3. The Earth’s surface is constantly changing. Which example describes how weathering changes the earth’s surface? awind blows sand into piles creating dunes bflooding occurs resulting in a stream overflowing its banks ca tornado uproots many trees in its path dwaves crash on a rocky shoreline breaking down the rock into pieces Question 2

4. The Earth’s surface is constantly changing. Which of the following natural agents changes the Earth’s surface slowly? a volcanic eruption b tsunami caused by an earthquake c flooding caused by heavy rain d glacier movement Question 3

5. If the weather forecast calls for high winds, pounding waves, and flash flooding, identify the rapid change event that will most likely occur. a hurricane b earthquake c tornado d blizzard Question 4

6. The picture below shows how a type of rock forms at the bottom of the ocean. Which type of rock sample would most likely have a fossil of an ocean animal? a lava b igneous c metamorphic d sedimentary Question 5

7. The Earth’s surface is constantly changing. All of the following are examples of erosion except… aThe wind in the desert blows sand. bA glacier picks up boulders as it moves. cA flood washes over a riverbank, and the water carries small soil particles downstream. dAn icy winter causes the pavement in a road to crack. Question 6

8. Organisms have lived on Earth for more than a billion years. During that time plant and animal organisms and the environment have changed many times. The remains or imprints of those plants and animals can become aigneous rocks. bsoil. cfossils. drock cycle. Question 7

9. This rock was brought to school. The class found fossils of water plants and shells in the rock. What does this tell us about the rock? aThe rock needs to be washed off. bThe rock was once at the bottom of the sea. cThe rock is heavier than most rocks. dThe rock is gray and brown. Question 8

10. Rocks and minerals may be identified by their components and/or physical properties. Which set of properties describe a rock? alayers, visible grains, grains rub off easily bluster, hardness, color chardness, streak, visible grains dcolor, streak Question 9

11. As part of the rock cycle, weathering breaks existing rock into tiny particles. Erosion moves rock particles to other places where it is adeposited. btransported. cchanged. dreused. Question 10

12. The Earth’s surface can change rapidly or slowly. Which of these can happen when rocks and soil in the Earth move suddenly? atornado bhurricane clandslide dblizzard Question 11

13. Which of these is a good way to slow down erosion on this hill? aDig a hole in the hill. bPlant grass on the hill. cBuild a fence on the top of the hill. dCut down the trees on the hill. Question 12

14. The sun is the main source of energy that causes the changes in the water on Earth. What is the best example of one of these changes? aWater condensing on a bathroom mirror bWater evaporating from a puddle on the sidewalk cWater vapor rising from a tea kettle on a kitchen stove dWater from a lawn sprinkler Question 13

15. Which is the correct order of the water cycle? aevaporation condensation precipitation bwater vapor precipitation condensation cprecipitation condensation evaporation dcondensation water vapor precipitation Question 14

16. Water can be found as a liquid or solid on the Earth’s surface. It can be found as a gas in the Earth’s atmosphere. This gas is called water vapor. Water is constantly changing from a gas to a liquid or a solid and back to a gas again. Which process is occurring at C? acondensation bevaporation cprecipitation dwater vapor Question 15

17. Water can be found as a liquid or solid on the Earth’s surface. It can be found as a gas in the Earth’s atmosphere. This gas is called water vapor. Water is constantly changing from a gas to a liquid or a solid and back to a gas again. Which process is occurring at A? acondensation bevaporation cprecipitation dwater vapor Question 16

18. Water can be found as a liquid, solid, or gas throughout the stages of the water cycle. Which of the following statements is correct? aPrecipitation can be found only in the form of a liquid. bThe Earth is slowly gaining more water. cIf there is more snow on the Earth, there is also more water vapor. dThe amount of water on the Earth continues to stay the same even though it may change form. Question 17

19. If you breathe on a mirror, and part of the mirror gets cloudy, what are you seeing? aWater droplets bCarbon dioxide cOxygen dIce crystals Question 18

20. One hot summer morning thunderstorms rolled in from the west. Puddles formed and creeks rose. By the afternoon, the clouds had left the area and the sun was shining brightly. The puddles began to disappear. By the evening all of the puddles were gone. Which of the following best explains what happened to the water in the puddles? aThe sun’s energy changed the water into water vapor. bThe water soaked into the concrete. cChildren splashed all of the water out of the puddles. dAnimals drank all of the water. Question 19

21. Fossils are the evidence of organisms that lived long ago. Which of these animals would most likely form a fossil? a.Fishc.Earthworm b.Spiderd.Sea Nettle Question 20

22. You have found fossils of an ocean- dwelling organism in the middle part of the U.S. What evidence do these fossils provide about the nature of the environment at that time? a.It was a dry environment. b.It was once a mountainous area. c.It was a Prairie. d.It was once covered by oceans. Question 21

23. The coldest Continent on Earth is Antarctica. About 35 years ago scientists found fossils of plants and large animals in the Antarctic rock that date back about 250 million years ago. What was the nature of the environment 250 millions years ago? a.Antarctica was a warm climate. b.Antartica was a very cold climate. c. Antartica was a freezing climate. d. Antartica was extremely cold climate. Question 22

24. The remains or imprints of dead plants or animals preserved in rock are called _________. a.humusc.clay b.loamd.fossils Question 23

25. Question 24

26. Question 25

27. Question 26

29. 1.B 2.D 3.D 4.A 5.D 6.D 7.C 8.B 9.A 10.A 11.C 12. B 13. B 14. A 15. C 16. B 17. D 18. A 19. A 20. A 21. D 22. A 23. D 24. D 25. A 26. C