HEAT TRANSFER Practice Drill

Name

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1.When particles gain energy they...

• move slowly
• move faster
• move at the same speed
• stop moving

2. Heat energy flows...

• to colder objects
• to hotter objects
• back and forth
• in a circular motion

3. Heal always flows from an object of higher temperature to one of __________.

• lower tempearture
• higher temperature

4. Which type of heat transfer requires direct contact with the heat source?

• Radiation
• conduction
• convection

5. Which type of heat travels away from the heat source in a circular (rising and falling) motion?

• Radiation
• conduction
• convection

6. Which type of heat transfer travels away from the heat source in all directions?

• Radiation
• conduction
• convection

7. Identify the method of heat transfer for the following scenario: Your feet got hot when walking on hot sand at the beach

• Radiation
• conduction
• convection

8. Identify the method of heat transfer for the following scenario: Your back feels warm when you are sitting in the sun.

• Radiation
• conduction
• convection

9. Identify the method of heat transfer for the following scenario: You boil water in the pot.

• Radiation
• conduction
• convection