5G Science 2nd 9wks Review New 1st

Front

What types of energy can lightning produce?

Back

Lightning can produce heat energy, light energy, and electrical energy, but it cannot produce solar energy.

Front

What is the energy that causes objects to move?

Back

Mechanical energy.

Front

What type of energy is used to power appliances?

Back

Electrical energy.

Front

What type of energy powers a vacuum motor?

Back

Electrical energy powers the motor, which creates suction and drives the brushes.

Front

What happens to the impressions made by a rock dropped from greater heights?

Back

The impressions are deeper because the force of the rock changes.

Front

Define electrical energy.

Back

Electrical energy is the energy used to power devices and appliances.

Front

What is mechanical energy?

Back

Mechanical energy is the energy associated with the motion and position of an object.

Front

What is thermal energy?

Back

Thermal energy is the energy that comes from the temperature of matter.

Front

What is potential energy?

Back

Potential energy is the stored energy in an object due to its position or state.

Front

What is the relationship between height and force in dropping objects?

Back

As the height increases, the force of the object when it hits the ground also increases.