Energy

Which type of energy is formed by vibrating objects?

• light energy

• sound energy

• thermal energy

• electrical energy

What type of energy does moving water have?

• electricial

• kinetic

• thermal

• potential

What is the best description of a sound wave when the pitch of sound is very high?

• It has a low frequency.

• It has a high frequency.

• It has no wavelength.

• It has no frequency.

How do white light waves act when they enter a prism?

• They are reflected.

• They become raindrops.

• They bend or refract.

• They are absorbed.

Which of the following can act like a prism?

• a radio

• a raindrop

• a piece of paper

• a laser

How is heat transferred from the campfire to the people?

• conduction

• insulation

• convection

• radiation

Which of the following shows convection?

• The sun warms your skin.

• You rub your hands quickly together.

• A medal spoon become warm.

• An oven heats the air inside it causing the bread to cook and rise.

Which is not a basic form of energy?

• muscle

• electrical

• thermal

• sound

Which statement about energy is true?

• Energy is a wave.

• Energy cannot travel through a vacuum.

• Energy has the ability to cause motion.

• Energy cannot change form.

A sound wave with a high frequency will also have a high

• volume

• pitch

• amplitude

• wavelength