Radiation

Which type of surface absorbs radiation the most?

• black and rough

• black and smooth

• white and rough

• white and smooth

A burning candle emits energy in the form of heat and light. The Sun emits energy in the form of light, heat, and particles. Both are examples of

• convection

• radiation

• conduction

Tags

NGSS.HS-PS4-1

Waves from the Sun do not require a medium for transmission.

• True

• False

Tags

NGSS.HS-PS4-3

As the frequency of an electromagnetic wave decreases, the wavelength decreases.

• True

• False

Tags

NGSS.HS-PS4-1

All electromagnetic waves travel through space at the same speed.

• True

• False

Tags

NGSS.HS-PS4-1

Electromagnetic waves are also called transverse waves.

• True

• False

Tags

NGSS.HS-PS4-3

When electromagnetic waves encounter matter, they

• speed up

• slow down

• do not change speed

Tags

NGSS.MS-PS4-2

What produces electromagnetic waves?

• moving electric field

• the vibration of charged particles

• the force created when two magnets are in contact

Tags

NGSS.HS-PS4-3

The only type of electromagnetic waves you can see are

• infrared waves

• ultraviolet waves

• visible light waves

Which of these is the most suitable description of background radiation

• a measure of the level of ionizing radiation present in the environment at a particular location

• a measure of how much radiation you absorb

• a measure of radiation that comes from space only

• a measure of radiation that comes from the buildings