การทบทวนพลังงานความร้อน

Which best describes an example of heat transfer through radiation?

• getting warm in front of a portable heater

• burning your finger on a curling iron

• ironing a dress shirt and tie

• cooking soup on the stove

Why are pots used for cooking made of metal?

• Metal is an excellent conductor of heat.

• Metal makes the handle look attractive.

• Metal is a poor conductor of heat.

• Metal is natural and inexpensive.

How does the sun warm a person’s face?

• through evaporation

• through conduction

• through convection

• through radiation

Which causes surface water in a lake to heat up during the hot summer

• conduction

• convection

• evaporation

• radiation

Which best describes how heat moves from one solid to another solid?

• through conduction

• through convection

• through insulation

• through radiation

  6.

Sam went to a park on a hot summer day. He wanted to slide down the

steel slide but realized it was too hot. Which statement explains why the

slide was hot?

• Heat was transferred to the slide by radiation.

• Heat was transferred to the slide by convection.

• Heat was transferred to the slide by conduction.

• Heat was transferred to the slide by transpiration.

A form of energy transfer is shown below.

Which heat transfer is shown by the movement of the water within the

pot?

• conduction

• convection

• expansion

• radiation

Which best describes heat transfer due to convection?

• It occurs with direct contact.

• It occurs only during the day.

• It occurs with movement of a fluid.

• It occurs only when something is burning.

When particles in matter move, they create __________.

• molecules

• thermal energy

• frozen energy

• water

Which of the following are insulators?

• fur

• metal

• iron

• copper