E/M Wave Questionnaire

The shortest wavelength in visible light is______.

• violet
• red
• blue
• yellow

The higher the frequency of an electromagnetic wave, the ______ energy it trasnfers.

• more

• less

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-4

Which electromagnetic waves have the highest frequencies and the shortest wavelengths?

• microwaves

• visible light

• gamma rays

• radio waves

Tags

NGSS.HS-PS4-1

Infrared rays have a shorter wavelength than

• Ultraviolet ray.

• X-rays.

• radar waves.

• gamma rays

Tags

NGSS.HS-PS4-1

The full range of frequencies of electromagnetic radiation is called

• visible light.

• radio waves.

• the electromagnetic spectrum.

• invisible radiation.

The waves with the longest wavelengths in the electromagnetic spectrum are

• Infrared rays.

• radio waves

• gamma rays

• X-rays

What makes electromagnetic waves different from mechanical waves?

• they can travel without a medium

• they can only travel with a medium

• they are longitudinal

• they carry less energy

A student placed a pencil in a cup of water. The pencil appears broken because light

• always travels in a straight line.

• bends when it passes through water.

• makes the water in the glass evaporate.

• reflects the pencil on the water's surface.

Tags

NGSS.MS-PS4-2

Through which sample of matter would an electromagnetic wave travel slowest?

• glass

• water

• oxygen gas

Tags

NGSS.MS-PS4-2

Electromagnetic waves travel fastest when

• traveling through empty space

• traveling through matter with very low density

• traveling through matter with medium density

• traveling through matter with very high density