Thermal energy transfer review

Which direction does heat transfer?

• From hot to cold

• From cold to hot

• Heat cannot transfer

• When did we learn about heat???

Which of the following is NOT an example of conduction?

• The sun warming your skin

• Touching a cup of warm coffee

• Walking barefoot across the the hot sand

• Ironing your clothes

What happens to particles when it is heated up?

• The particles start slowing down

• The particles stop moving

• The particles start colliding and getting energy

• The particles disappear

When different objects have reached the SAME temperature, we call it...

• Thermal energy

• Thermal equilibrium

• A miracle

• Thermal transfer

Which of the following is NOT a way thermal energy can be transferred?

• Conduction

• Convection

• Diffusion

• Radiation

How does a refrigerator cool down hot chocolate?

• The heat from the hot chocolate will move to the cold air in the refrigerator

• The cold air from the refrigerator moves to the hot chocolate

• The hot chocolate will not cool down in a refrigerator

• The hot chocolate will damage the refrigerator

Which best explains how this roasting marshmallows happens?

• Heat from the fire is conducted to the marshmallow.

• Heat from the fire is radiated to the marshmallow.

• The coolness of the marshmallow is conducted to the fire.

• The coolness of the marshmallow is radiated to the fire.

Which of the following best describes CONVECTION?

• When heat is transferred through waves.

• When heat is transferred through objects that are touching.

• The movement of gas or liquid in which warmer parts move up and the colder parts moves down.

You and your friends are gathered around a campfire to keep warm. How is heat being transferred to you?

• conduction

• convection

• radiation

Tags

NGSS.MS-PS1-4

Which type of heat transfer is happening inside the hot air balloon?

• convection

• conduction

• radiation

• hot air balloon

Tags

NGSS.MS-PS1-4