Heat Transfer Task Cards

Transcription

1 Heat Transfer Task Cards By: Plan Teach Grade Repeat 5.NBT.5 Plan, Teach, Grade, Repeat Differentiated Versions

2 North Carolina Essential Standards 5.P.3 Explain how the properties of some materials change as a result of heating and cooling. Terms of Use You may use this item for your own personal use in your classroom. You may copy this item for use in your classroom. You may not 5.NBT.5 give away this item or copy it for use by Plan, others. Teach, You may not Grade, post this Repeat item online for others to use. You may not claim this product as your own. You may not copy or modify any part of this document and offer to others for free or sale.

3 Heat Transfer Task Cards Directions Print and cut out cards. To make the cards more durable print on cardstock and laminate them. Assign to students in groups or individually. Differentiation On the bottom right corner of each card is the version number. Cards with v1 are cards that have scaffolding (i.e. multiple choice answers). Cards with v2 have no scaffolding and are fill in the blank or open ended. Answer Key v1 1. A 2. B 3. C 4. B 5. C 6. A 7. B 8. A 9. A 10. B 11. Conductor 12. Insulator 13. C 14. D 15. B 16. Conduction 17. Convection 18. Convection 19. A 20. C Answer Key v2 1. The Sun 2. Heat radiated from fire 3. Varies 4. Varies 5. Heat resistant suits 6. H20 expands when frozen 7. Gaps allow expanding 8. They expand 9. Gas expands 10. Heat expands metal 11. Conductor 12. Insulator 13. Freezer is an insulator 14. A good insulator 15. Varies 16. Conduction 17. Convection 18. Convection 19. Conduction 20. Convection Cell

4 What is the original source of most of the energy that people use? a. By radiation from the Sun. b. By convection from the Sun. c. By radiation from the Earth s core. d. Conduction from Earth s core. Which best explains how this roasting marshmallows happens? a. Heat from the fire is conducted into the marshmallow. b. Heat from the fire is radiated into the marshmallow. c. The coolness of the marshmallow is conducted into the fire. d. The coolness of the marshmallow is radiated into the fire. Which best describes heat transfer by radiation? a. A slice of bacon frying in a pan b. A pot on a stove boiling water c. Cooking a hotdog in a microwave d. A hot air balloon When choosing materials to build a fireplace, why is brick a better choice than metal? a. Brick is a conductor b. Brick is heat resistant c. Metal is a conductor d. Metal is heat resistant

5 What enables firemen to enter buildings that are on fire and return from them safely? a. Convection cells keep fire away b. The heat makes the building expand so there is no more room c. Fireman wear heat resistant suits d. They are really fast Why should space be left at the top of her plastic bottle when filling with water and then freezing? a. Because water expands when frozen. b. Because water contracts when frozen. c. Because plastic contracts when frozen. d. Because plastic expands when frozen. Which best explains why there are gaps between the concrete sidewalks? a. When it s cold the gaps allow expanding without cracking. b. When it s hot the gaps allow expanding without cracking. c. When it s cold the gaps allow contracting without cracking. d. When it s hot the gaps allow contracting without cracking. Popcorn is made from corn kernels. What occurs when kernels are heated in a microwave? a. The kernels expand b. The kernels dissolve c. The kernels become hard and brittle d. The kernels stick together to form a ball.

6 Why does a balloon on top of a water bottle expand when the bottle is placed in hot water? a. Heat causes gases to expand b. Heat causes gases to contract c. As air cools, currents flow clockwise d. As air cools, currents flow counterclockwise If you cannot open a jar, why will placing the metal lid under hot water help to loose the lid? a. Glass contracts when it is heated. b. Metals expand when they are heated. c. Metals are easier to grip when they are warm. d. Hot water reduces friction between metal and glass. A spoon is placed into a mug of hot coffee. As the spoon sits in the coffee it begins to get warm. The heat from the coffee moves to the cool spoon. The spoon is an example of a(n). Ms. Smith uses her lunch box to keep her lunch warm. The lunchbox is an example of a(n).

7 The power goes out at your house. After 2 hours you go to your freezer and you notice that everything is still completely frozen. Why did none of the food melt. a. The food has a low melting point b. The food has a low melting point. c. The freezer is made of material that insulates and keeps the freezer cold d. The freezer is made of materials that conducts and keeps the freezer cold. Many electrical wires are wrapped with a plastic coating because plastic is a. less expensive than steel b. more dense than copper c. able to keep its shape d. a good insulator You are on a camping trip and You forgot your cooking supplies at home. What would be the best way to cook your food? a. Shining a flashlight over the food b. Food on top of a metal shovel over an open flame c. Food in a bucket placed in the sun d. Food wrapped up in a sleeping bag Charles is boiling water to make macaroni n cheese. The process of heating the pot is an example of.

8 Charles is boiling water to make macaroni n cheese. The process of heating the water is an example of. Hot air rising and cool air sinking is an example of. Billy bumped his head and immediately put an ice pack on his head. Which heat transfer method is making the ice pack warmer? a. Conduction b. Convection c. Radiation d. Insulation If you pour hot water into a bathtub with cold water, what will be created? a. Conductor b. Insulator c. Convection Cell d. Conduction

9 What is the original source of most of the energy that people use? Which best explains how this roasting marshmallows happens? What is an example of heat transfer by radiation? What is a good material to build a fireplace (to insulate the heat)?

10 What enables firemen to enter buildings that are on fire and return from them safely? Why should space be left at the top of her plastic bottle when filling with water and then freezing? Which best explains why there are gaps between the concrete sidewalks? Popcorn is made from corn kernels. What occurs when kernels are heated in a microwave?

11 Why does a balloon on top of a water bottle expand when the bottle is placed in hot water? If you cannot open a jar, why will placing the metal lid under hot water help to loose the lid? A spoon is placed into a mug of hot coffee. As the spoon sits in the coffee it begins to get warm. The heat from the coffee moves to the cool spoon. The spoon is an example of a(n). Ms. Smith uses her lunch box to keep her lunch warm. The lunchbox is an example of a(n).

12 The power goes out at your house. After 2 hours you go to your freezer and you notice that everything is still completely frozen. Why did none of the food melt. Many electrical wires are wrapped with a plastic coating because plastic is. You are on a camping trip and You forgot your cooking supplies at home. What would be a good way to cook your food? Charles is boiling water to make macaroni n cheese. The process of heating the pot is an example of.

13 Charles is boiling water to make macaroni n cheese. The process of heating the water is an example of. Hot air rising and cool air sinking is an example of. Billy bumped his head and immediately put an ice pack on his head. Which heat transfer method is making the ice pack warmer? If you pour hot water into a bathtub with cold water, what will be created?

14 Name: Version #: Name: Version #: Heat Transfer Task Card Answer Sheet Heat Transfer Task Card Answer Sheet

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