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Front

What happens when a pencil is placed in water?

Back

The pencil appears to bend due to refraction, which is the bending of light as it passes from air into water.

Front

What type of pitch does a longer string produce compared to a shorter string?

Back

A longer string produces a lower pitch than a shorter string.

Front

How is sound energy described?

Back

Sound energy is described as vibrations that travel through air.

Front

What happens to light when it is refracted?

Back

Light bends when it is refracted.

Front

What energy is described when objects vibrate back and forth?

Back

The energy being described is sound energy.

Front

What is refraction?

Back

Refraction is the bending of light as it passes from one medium to another.

Front

What is the relationship between string length and pitch?

Back

Longer strings produce lower pitches, while shorter strings produce higher pitches.

Front

What is sound energy?

Back

Sound energy is the energy produced by vibrating objects that creates sound waves.

Front

What is the difference between reflection and refraction?

Back

Reflection is the bouncing back of light, while refraction is the bending of light as it passes through different mediums.

Front

What is an example of sound energy?

Back

An example of sound energy is the sound produced by a guitar when its strings vibrate.