Grade 8 Test Circuits, Energy Transfer and Energy Transformation

According to the Law of Conservation of Energy, energy cannot be _________ or ____________. 

• destroyed, destroyed
• created, saved
• created, destroyed
• lost, found

What form of energy is also described as "energy of motion"?

• Potential
• Mechanical
• Kinetic
• Electrical

A TV does not give off this type of energy.

• Light
• Thermal
• Sound
• Solar

When your doctor gives you medication to make you better.

• Chemical
• Thermal
• Electrical
• Potential

What type of energy transformation occurs, when a hawk eats a mouse and then uses the energy from the mouse to fly?

• mechanical energy to chemical energy

• thermal energy to mechanical energy

• chemical energy to mechanical energy

• mechanical energy to thermal energy

A hairdryer converts -- 

• electrical energy into chemical
• electrical energy into thermal
• chemical energy into mechanical
• thermal energy into mechanical

What will happen if one light bulb is removed from this circuit?

• The other bulbs will go out.
• The other bulbs will stay on
• The other bulbs will get dimmer.
• The battery will become stronger.

Energy that transfers heat is?

• Thermal energy

• Potential energy

• Mechanical energy

• Kinetic energy

This form of energy could be represented by the movement of electrons within copper wires.

• Electrical
• Light
• Sound
• Mechanical

You could find a lot this type of energy at the top of a tall tree.

• Electrical
• Kinetic
• Potential
• Mechanical