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- 1. Multiple Choice
Heat transfers from an area of ____temperature to an area of ___ temperature.high to lowlow to highhigh to highIt can travel high to low and low to high. - 2. Multiple Choice
Which shows an example of convection?
Jose cooks an egg in a pot of boiling water.
Clara burns her hand by touching a light bulb.
Lucy wraps herself in an electric blanket to keep warm.
Ben holds the end of a metal rod in a fire to cook hot dogs.
- 3. Multiple Choice
Which is an example of radiated heat for cooking?
cooking a pot of soup
scrambling eggs on the stove
grilling hot dogs over a campfire
frying hamburgers in a frying pan
- 4. Multiple Choice
Which is the best example of conduction?
boiling a pot of water
feeling heat from a fireplace
a hot air balloon rising and falling
touching a hot handle and getting burned
- 5. Multiple Choice
How does heat energy from the Sun reach Earth?
radiation
solar wind
conduction
convection
- 6. Multiple Choice
Sarah is stirring her hot chocolate with a metal spoon, and she notices that the spoon is getting hot. This is most likely caused by which type of heat?
conduction
convection
radiation
insulation
- 7. Multiple Choice
Molecules in cold things move more _________
than in hot things.
quickly
slowly
speedy
Rapidly
- 8. Multiple Choice
Which direction will the heat flow while this person holds a hot cup of tea?
from the cup to her hand
from her hand to the cup
no heat is transferred
Heat does not move
- 9. Multiple ChoiceYou're holding hands with your best friend. Your friend's hands are REALLY warm and yours are really cold. After a few minutes, this has changed. How might you explain what happened?The cold energy from your hand transferred to your friend's hand through conduction.The heat energy from your friend's hand transferred to your hand through conduction.The cold energy from your hand transferred to your friend's hand through convection.The heat energy from your friend's hand transferred to your hand through convection.
- 10. Multiple ChoiceWhat is the definition of RADIATIONhot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.When heat is transferred from objects like rays of light or electromagnetically.When heat transfers from objects that are touching.When heat transfers through the heater or AC in your house.
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