SC 4th Grade: Light and Color

________the ability to make something move, happen, or change.

• energy

• light

• brightness

• color

Light, or “____________”, is made up of all colors of light mixed together

• spectrum

• blue light

• white light

• visibility

If white light is passed through a prism, it can be separated into light of

• different colors

• white light

• unicorn

• spectrum

Light energy moves in

• sun

• waves

• movtions

• frequency

________________ is the amount of light the eye receives from a source

• color

• opaque

• brightness

• visible spectrum

How bright a light source appears to be depends on the amount of light a source gives off ____________

• light

• color

• brightness

• intensity

In order for an object to be visible, it must either give off its own light (be a source of light) or it must __________ light

• reflect

• refract

• absorb

When light is reflected, ________________________

• gives off visible light

• passes from one type of transparent material to another, and changes direction

• it bounces back from a surface

• it is passed through a prism

When light is refracted _____________________

• it must reflect light

• can not produce light.

• it bounces back from a surface

• it passes from one type of transparent material to another, and changes direction

When light is _____________ it does not pass through or reflect from a material

• reflected

• absorbed

• refracted

• opaque