Energy Unit Test

1. A rock on a cliff has more potential energy than a rock on the ground.

• True
• False

2. A moving train has less kinetic energy than a person riding a bike.

• True
• False

3. When holding a hot cup of coffee, your hand gets warm because of radiation.

• True
• False

4. Light energy is energy stored in chemical bonds.

• true
• false

5. Heat is the transfer of energy. It makes things warmer. Some materials allow heat to flow through them more than others. Which statement is correct about insulators and conductors?

• Both insulators and conductors allow heat to flow easily through.
• Neither insulators nor conductors allow heat to easily flow through them.
• Insulators allow heat to flow easily and conductors do not allow heat to flow easily.
• Conductors allow heat to flow easily and insulators do not allow heat to flow easily.

6. Heat is thermal energy transferred from one object to another because of a difference in ______________.

• mass
• temperature
• volume
• potential energy

7. Fast food restaurants use infrared or heat lamps. The heat is transferred to the food by ________________.

• condensation
• conduction
• convection
• radiation

8. When a pot of water is put on a stove, the water at the top gets hot in time because of _______________.

• radiation
• conduction
• convection

9. What type of energy is energy of moving particles in an object?

• Chemical Energy
• Thermal Energy
• Light Energy
• Electrical Energy

10. What energy form is electrons flowing in a circuit?

• Thermal Energy
• Chemical Energy
• Light Energy
• Electrical Energy