review unit 8 forms of energy

Front

What type of energy is stored in batteries?

Back

Chemical energy.

Front

Why did the flashlight stop working after use?

Back

All of the energy from the battery was transformed into light and heat.

Front

What is transferred during work?

Back

Energy.

Front

Calculate the power if 660.0 J of work is done in 3.5 seconds.

Back

189 J.

Front

How much power is used when 9000 J of work is done in 0.5 seconds?

Back

18000 W.

Front

Define power in terms of work and time.

Back

Power is the rate at which work is done, calculated as work done divided by time taken.

Front

What is the formula for calculating power?

Back

Power (P) = Work (W) / Time (t).

Front

What is kinetic energy?

Back

The energy an object possesses due to its motion.

Front

What is potential energy?

Back

The energy stored in an object due to its position or state.

Front

What is the law of conservation of energy?

Back

Energy cannot be created or destroyed, only transformed from one form to another.