Light Energy

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 the brightness we see around us.

Front

What does it mean for light to refract?

Back

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

Front

What is the role of the objective lens in a telescope?

Back

The objective lens in a telescope refracts light to help scientists observe distant objects, like the moon.

Front

What happens to light when it hits a smooth, shiny surface?

Back

Light is reflected when it strikes a smooth, shiny surface, allowing us to see images clearly.

Front

What is a convex lens?

Back

A convex lens is a type of lens that is thicker in the middle than at the edges and can converge light rays to a point.

Front

What is a concave lens?

Back

A concave lens is a type of lens that is thinner in the middle than at the edges and diverges light rays.

Front

What is reflection in terms of light?

Back

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

Front

What is a prism?

Back

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

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 materials.

Front

What is the significance of light traveling through different mediums?

Back

Light changes speed and direction when it travels through different mediums, which can affect how we see objects.