Light Energy

Front

What is the term for light bouncing off an object?

Back

Reflection

Front

What causes a straw to appear to bend in a glass of water?

Back

Light waves refracting as they change speed when they pass from water to air.

Front

What phenomenon occurs when light passes through a prism to create a rainbow?

Back

Refraction

Front

What does a lens do to light?

Back

Bends light through refraction.

Front

What type of energy is activated first when turning on a battery-powered toy?

Back

Electrical energy.

Front

What is the definition of refraction?

Back

The bending of light as it passes from one medium to another due to a change in speed.

Front

What is the difference between reflection and refraction?

Back

Reflection is the bouncing of light off a surface, while refraction is the bending of light as it passes through different media.

Front

What is the role of a lens in optics?

Back

A lens focuses or disperses light rays through refraction.

Front

What happens to light when it enters water from air?

Back

It slows down and bends, causing refraction.

Front

What is the relationship between wavelength and the bending of light?

Back

Different wavelengths of light bend at different angles when refracted.