3rd Grade Changes Assessment

Transcription

1 Name Date 1. Yong bought a can of soda at the pool and left the soda in the Sun while he swam. When Yong came back, the soda can was warm. What raised the temperature of his soda? A. the sound of people's voices B. water splashed from the pool C. bees flying around the soda can D. heat energy from the Sun 2. Use the table below to answer the question. Which samples are solids? A. Sample Y and Sample Z B. Sample X and Sample Y C. Sample W and Sample X D. Sample W and Sample Z 1

2 3. The solid we call steel is a hard metal often used to construct buildings. What can happen when steel gets very hot? A. It will always stay the same. B. It can turn into a liquid. C. It can get smaller. D. It can disappear. 4. Which of these will take the shape of their container? A. solids and gases only B. solids, liquids, and gases C. liquids and gases only D. liquids only 5. The ice cube below is melting, or changing from A. a solid to a gas. B. a liquid to a gas. C. a solid to a liquid. D. a liquid to a solid. 6. Pedro chopped lettuce, tomatoes, cucumbers, and carrots. He placed the chopped vegetables in a bowl to make a salad. Pedro's salad is an example of. A. a mixture. B. an evaporation dish. C. a solution. D. a filter. 2

3 7. Which of the following is a way we can see that air takes up space? A. a parked car B. a tree leaf C. a still pond D. a full balloon 8. Harry drops an ice cube into a cup of warm tea. What will happen to the ice? A. The temperature of the ice will increase. B. Heat will move from the ice to the tea. C. The temperature of the ice will stay the same. D. The temperature of the ice will decrease. 3

4 9. Kim wants to see what happens to chocolate chips if they are placed in a bowl and heated in the microwave. Which is likely the most accurate prediction Kim can make about what will happen to the chips? A. Heat will have no effect on the chips. B. When melted, the chocolate will weigh less. C. When melted, the chocolate will weigh more. D. When melted, the chocolate will take the shape of the bowl. 10. Which statement describes the air in the Earth's atmosphere? A. It is made of matter and takes up space. B. It is a vacuum where no matter exists. C. It is a type of matter that does not take up space. D. It has a definite shape and size. 11. Samantha bought a chocolate bar and carried it home in her hand. Later she opened its wrapper and saw that the chocolate had melted. Why did this happen? A. Heat was taken away from the chocolate bar. B. Heat was added to the chocolate bar. C. Heat was neither added nor taken away. D. The chocolate bar condensed into a liquid. 4

5 12. Kayla boils a pot of water. What will happen when she sticks a metal spoon that is at room temperature into the boiling water? A. The metal spoon will soak up the boiling water, causing the spoon to increase in temperature. B. C. Heat energy from the water will flow to the metal spoon, causing the spoon to increase in temperature. Heat energy from the metal spoon will flow into the water, causing the spoon to decrease in temperature. D. Heat energy from the boiling water will cause the spoon to dissolve. 13. It was very cold last night at Carrie's house. Ice formed on the side of her roof. When the Sun came out in the morning, the ice began to melt into water. How did the ice change as it melted? A. The ice changed from a solid into a liquid. B. The ice did not change. C. The ice changed from a liquid into a gas. D. The ice changed from a solid into a gas. 5

6 14. Wesley melted some cheese over some tortilla chips to make nachos. How is the melted liquid cheese different from the solid cheese? A. The cheese has a different volume. B. The cheese has a different mass. C. The cheese has a different shape. D. The cheese has a different color. 15. What will happen to small particles in a solid when heat is added? A. The particles will get larger. B. The particles will begin moving faster. C. The particles will get smaller. D. The particles will begin moving slower. 6

7 16. Based on the pictures shown, which of the following is a true statement about water? A. After water goes through a phase change, it is no longer water. B. Water can change from a solid to a liquid and back again. C. All of the properties of water are the same no matter what phase the water is in. D. After water has gone through one phase change, it cannot go through another. 17. Which of the following actions can produce heat energy? A. placing a magnet near a metal spoon B. putting a book on the top shelf of a bookcase C. rubbing your hands together D. refrigerating leftover food 7

8 18. Gina's father puts two marshmallows on metal sticks. He holds the marshmallows over a fire. The marshmallows turn brown and begin to melt. What causes the marshmallows to change? A. Heat moves from the marshmallows to the fire. B. Heat moves from the marshmallows to the metal sticks. C. Heat moves from the metal sticks to the marshmallows. D. Heat moves from the fire to the marshmallows. 19. Which kind of matter can heat move through? A. solids, liquids, and gases B. gases only C. liquids and gases only D. solids and liquids only 20. Which describes a gas? A. It is wet. I can pour it. B. It is flexible and I can stretch it. C. It is hard. I can hold it in my hands. D. I can't see it. Bubbles pop. It fills the bag. 8

9 21. The material shown below is not in a container, but its length, width, and depth can still be measured. What is the state of matter of this material? A. The material is magnetic. B. The material is a solid. C. The material is a gas. D. The material is a liquid. 22. Tamika noticed water droplets on the outside of a glass of very cold water. Which of the following is the best explanation for what caused the droplets? A. Water vapor from the air turned to liquid on the outside of the glass. B. Water leaked through the glass. C. Water vapor in the air turned to solid on the outside of the glass. D. Liquid water from the air turned to water vapor on the outside of the glass. 9

10 23. When the tires of a car rub against a road as the car moves, heat is produced. What causes this? A. static B. coolness C. electricity D. friction 24. A cook places a pan of food on a hot stove and leaves it there. When the food is just about done cooking, which of the following will most likely be true? A. The pan will not have changed in temperature. B. The pan will be cooler than the stove. C. The pan will be the same temperature as the stove. D. The pan will be hotter than the stove. 25. The particles of a gas move. A. faster than the particles in a solid. B. in circles around the particles of a solid. C. the same speed as the particles of a solid. D. slower than the particles in a solid. 26. Kara added two spoonfuls of salt to a glass full of warm water. She stirred the salt and water until the salt dissolved. The saltwater is an example of. A. a solution. B. a filter. C. a mixture. D. evaporation. 10

11 27. The water inside the kettle shown below is boiling. As the water boils, it seems to disappear. What is happening to the water? A. The water is turning into a gas. B. The water is turning into a solid. C. The water is being destroyed. D. The water is changing into a clear liquid. 28. Darrell wants to make frozen juice pops. He pours juice into ice trays, sticks toothpicks in each tray, and places the trays in the freezer. A. The juice turns from solid to liquid. B. The juice turns from liquid to solid. C. The juice turns from solid to gas. D. The juice turns from liquid to gas. 11

12 29. Bottle 1 and bottle 2 both have water in them. You can tell that the water in bottle 1 is in the solid form because it A. expands to fill the whole container. B. is warmer than 32 C. C. has shapes of its own that can be measured. D. takes on the shape of the container. 30. Which of the substances in the table below could be a solid wooden block? Properties of Substances Substance Takes the Shape of Container? Has a Fixed Volume? 1 no yes 2 yes yes 3 yes no A. Substance 1 B. Substance 2 C. Substance 3 D. Substance 2 and Substance 3 12