7th_light_quizziz

Light is a form of energy.

• True

• False

Light travels

• around corners

• in a straight line (transverse waves)

• in loops, like a slinky (longitudinal waves)

Light bounces when it strikes a smooth and/or lustrous surface

• reflected

• absorbed

• refracted

Light bends when it is

• reflected

• absorbed

• refracted

Can be used to identify heat signatures of people lost in the wilderness

• Infrared

• Radio

• Microwaves

• Ultraviolet (UV)

• X-Rays

Can be used to send communications, videos, and music short range (local areas) or long range (to space)

• Infrared

• Radio

• Microwaves

• Ultraviolet (UV)

• X-Rays

Used to cook with

• Infrared

• Radio

• Microwaves

• Ultraviolet (UV)

• X-Rays

Sunlight, tanning beds, plant lights

• Infrared

• Radio

• Microwaves

• Ultraviolet (UV)

• X-Rays

Used to "see" inside the body, for instance to tell if a bone is broken

• Infrared

• Radio

• Microwaves

• Ultraviolet (UV)

• X-Rays

Which of these types of light have the highest energy?

• Red

• Yellow

• Blue

• Violet