Light Energy 5.6C

Front

What is light energy?

Back

Light energy is a form of energy that travels in waves and can be seen by the human eye. It is responsible for vision and is emitted by sources like the sun, light bulbs, and fire.

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What is refraction of light?

Back

Refraction is the bending of light as it passes from one medium to another, such as from air into water or through a prism.

Front

What is reflection of light?

Back

Reflection is the bouncing back of light when it hits a surface, such as a mirror or a shiny spoon.

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What does it mean when we say light travels in a straight line?

Back

It means that light moves in a direct path without bending or curving unless it interacts with an object or medium.

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What is a prism?

Back

A prism is a transparent optical element that refracts light, separating it into its component colors, like a rainbow.

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What is the difference between reflection and refraction?

Back

Reflection is when light bounces off a surface, while refraction is when light bends as it passes through a medium.

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Can light be absorbed?

Back

Yes, when light hits an object, it can be absorbed, which means the energy of the light is taken in by the object, often converting to heat.

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What is an example of light being refracted?

Back

An example of refraction is when a straw appears bent when placed in a glass of water.

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What is an example of light being reflected?

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An example of reflection is seeing your image in a mirror.

Front

How does light help us see in the dark?

Back

Light helps us see in the dark by illuminating objects, allowing our eyes to detect them.