Forms of Energy

Energy that causes a transfer of heat between materials.

• thermal energy
• friction
• kinetic energy
• electrical energy

Which object is the best conductor of electricity?

• A ceramic mug
• A plastic fork
• A penny
• A wooden craft stick

What form of energy is being used when a person pushes heavy boxes across the floor? 

• Electrical energy
• Mechanical energy
• Heat energy
• Sound energy

You are taking a cold soda on a field trip.  You must choose from four containers in which to carry the soda.  The four containers are made of different materials.  Which container will most likely insulate the soda the best?

• Metal
• Styrofoam
• Glass
• Plastic

Which statement is true about the picture?

• The metal pan causes the water to boil. 
• The metal pan is a poor conductor of heat.
• The wooden handle is a good heat insulator. 
• The wooden handle is a good heat conductor.

A girl turned the light off and went to bed.  She remembered she had accidentally left her glass of ice water on the counter.  When she got up the next morning, the ice had melted. What form of energy caused the ice to melt?

• Sound energy
• Light energy
• Thermal energy
• Mechanical energy

Which of the following is NOT mechanical energy?

• Pedaling a bike
• Rowing a boat
• Turning on a light bulb
• Running up a hill

Heat is another name for-

• thermal energy
• magnetic energy
• electrical energy
• mechanical energy

Light energy best travels through solid objects.

• TRUE
• FALSE

When a grasshopper rubs its lets together, a sound is made because

• its legs are hurt
• the movement causes vibrations
• the grasshopper is hungry and tired
• The grasshopper is warning other animals of danger