Nikola Science Finals

Which one is the largest among the Sun, the Earth, and the Moon in our solar system?

• the Earth

• the Sun

• the Moon

• They are the same size

In which process does heat transfer take place through waves or rays?

• Conduction

• Radiation

• Convection

What is the correct direction of heat flow?

• Always from a warm object to a cooler object

• Always from a cooler object to a warmer object

• Always from an object at a lower temperature to a higher temperature

Which of the following is a good conductor of heat?

• Wood

• Plastic

• Metal

• Paper

Which of the following is an insulator of heat?

• Copper

• Steel

• Plastic

• Iron

Fossil fuels are renewable resources.

• True

• False

What is the process of heat transfer through direct contact called?

• Radiation

• Conduction

• Convection

• Insulation

A poor conductor is a material that does not allow heat to transfer through it easily.

• True

• False

The transfer of heat shown in the picture below is (assumed to show sunlight or infrared waves):

• Conduction

• Radiation

• Convection

The transfer of heat shown in the picture below is (assumed to show boiling water or air circulation):

• Conduction

• Radiation

• Convection