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- 1. Multiple Choice
Raul is packing a cooler for
a hot day at the beach.
Which type of cooler should he select to keep
his food as cold as possible?black plastic coolerblack fabric coolerwhite metal coolerwhite foam cooler - 2. Multiple ChoiceWhich best explains why
a full glass bottle of water
should not be stored in a freezer?The temperature of the freezer will make the water too cold.Water expands when it freezes, which could break the bottle.Water contracts when it freezes, which could break the bottle.The temperature of the freezer will not make the water cold enough. - 3. Multiple ChoiceWhich best describes a material that would be used to insulate a house?excellent conductor of heatexcellent conductor of coldpoor conductor of heatpoor conductor of cold
- 4. Multiple ChoiceSara wants to keep drinks
cold during an afternoon
sports game. Which container would most likely
keep her drinks cold for several hours?metal, because it will conduct heatplastic, because it will conduct heatmetal, because it will insulate from heatplastic, because it will insulate from heat - 5. Multiple ChoiceWhich material is
most likely to expand
if exposed to freezing temperatures?ironwoodwaterplastic - 6. Multiple ChoiceWhich best explains why a hot air balloon rises into the air?As the air is cooled, it becomes more dense and the balloon rises.As the air is cooled, it becomes less dense and the balloon rises.As the air is heated, it becomes less dense and the balloon rises.As the air is heated, it becomes more dense and the balloon rises.
- 7. Multiple ChoiceWhich is the best
conductor of heat?a glass tubea copper wirea piece of stringa fuzzy blanket - 8. Multiple Choice
Some cooking spatulas are made out of plastic. Why are cooking spatulas often made out of plastic?
Because plastic is a good conductor of electricity, and this makes it safe to use while cooking.
Because plastic catches fire very easily when it is used for cooking.
Because plastic is a good conductor of heat, and this keeps the handle from getting too hot to touch while cooking.
Because plastic is a poor conductor of heat, and this keeps the handle from getting too hot to touch while cooking.
- 9. Multiple Choice
Sara wants to keep drinks cold during an afternoon sports
game. Which container would most likely keep her drinks cold for several hours?
metal, because it will conduct heat
plastic, because it will conduct heat
metal, because it will insulate from heat
plastic, because it will insulate from heat
- 10. Multiple Choice
A family living on the top floor of a tall building complains that their home gets too hot during the day. Which could they add to the roof to allow their home to stay cooler?
black metal
white metal
black rubber
white rubber
- 11. Multiple Choice
Which statement best describes how winter weather can damage roads?
Snow and ice can cause car accidents, which damage roads.
Rain, ice, and snow can cause the painted lines on roads to fade.
Cold temperatures can cause road materials to expand, creating
potholes.
Water can get into cracks in roads, then freeze and expand, making the cracks worse.
- 12. Multiple Choice
Why should Ann leave space at the top of her plastic bottle when filling with water and then freezing it overnight?
Water expands when frozen, so the water will need more space.
Water contracts when frozen, so the water will need more space.
Plastic contracts when frozen, so the water will need more space.
Plastic expands when frozen, so the water will need more space.
- 13. Multiple Choice
Bob is putting new water pipes in his house. Which material would be best for Bob to use to prevent his pipes from freezing? (Try to stop heat transfer!)
aluminum
copper
plastic
steel
- 14. Multiple Choice
Miguel is packing popsicles for a picnic. In which type of container would it be best for Miguel to store his popsicles?
aluminum
copper
paper
foam
- 15. Multiple Choice
Which best explains what happens to most materials when they are heated?
They expand.
They contract.
They change color.
They double in size.
- 16. Multiple Choice
Joann fries an egg each morning in a metal frying pan with a rubber-coated handle. Which best explains why the handle of the frying pan is with rubber?
Rubber makes the pan lighter.
Rubber makes the pan prettier.
Rubber is cheap to manufacture.
Rubber is a poor conductor of heat.
- 17. Multiple Choice
Jackson likes to cook but is always in a hurry. He needs a pot that will cook his food quickly. Which is the best material for his cooking pot?
copper
glass
plastic
wood
- 18. Multiple Choice
What happens to metal railroad tracks during the heat of a summer day?
decrease in mass
increase in mass
decrease in length
increase in length
- 19. Multiple Choice
On a hot day in the sun, why does Robert use a foam can holder to keep his drink cool?
Foam insulates the cold drink.
Foam reflects cold air from the can.
Foam reflects cold air from the can.
Foam conducts heat between the can and the air.
- 20. Multiple Choice
Which best describes a material that could be used as a pan for baking cakes?
good conductor of cold
poor conductor of cold
good conductor of heat
poor conductor of heat
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