Forces and Energy

Front

When I see my reflection in a mirror, I am using which type of energy?

Back

Light

Front

If I want to change a liquid to a gas, I need to -

Back

add thermal energy

Front

What physical property of the wire makes it function? Options: solubility, density, conductivity, magnetism

Back

conductivity

Front

What type of energy is needed to turn the turbine that powers a generator? Options: Light, Mechanical, Sound, Electrical

Back

Mechanical

Front

What behavior of light do the arrows in the picture show?

Back

Refraction

Front

If the battery in a car runs down, what is one thing that could happen?

Back

The power windows will not work.

Front

What type of energy powers an electric hot plate that creates thermal energy for cooking? Options: Mechanical, Electrical, Light, Thermal

Back

Electrical

Front

A girl sees her reflection in a lake while she also sees a rope tied to a boat that looks bent in the water. What behaviors of light is she observing?

Back

her face is reflection and the rope is refraction.

Front

A student wants to test the effect of a force on an object. He changes the surface type of the ramp and rolls different cars down the ramp one at a time. What is wrong with his experiment?

Back

He has too many variables.

Front

Under what conditions can electricity flow successfully through a circuit? Options: When the circuit is closed and has a power source, When the circuit has a power source and is open, Any time you want it to, just flip the switch, When the circuit is closed and has no power source.

Back

When the circuit is closed and has a power source