Energy Transformations Flashcard

Front

When you turn on a radio, what type of energy transformation takes place?

Back

electrical energy to sound energy

Front

A student rolls these four items on the same surface and at the same speed. Which item will have the greatest kinetic energy? (marble, basketball, beach ball, tennis ball)

Back

basketball

Front

When a firecracker explodes, stored chemical energy turns into sound and light energy. What other type of energy is also released during this transformation?

Back

thermal

Front

Why is wind considered a renewable energy source?

Back

Wind comes from atmospheric conditions that are available indefinitely.

Front

This is energy due to motion.

Back

Kinetic Energy

Front

What is energy?

Back

The ability to do work or cause change

Front

What type of energy is the energy of moving things?

Back

Mechanical

Front

Which type of energy does the match that is burning represent?

Back

Chemical

Front

A box with ice is placed in direct sunlight. After three hours, the box appears to be empty, with just small droplets along the sides of the box. What happens to the mass?

Back

The mass remains the same as the ice melts and then evaporates.

Front

When a substance condenses or freezes energy is _______________ and when a substance evaporates or melts energy is _______________.

Back

released, absorbed