What is an electromagnetic wave?

• the center of an atom made of protons and neutrons

•  the very dense remnants of a stellar core that burns very hot, but isn’t very bright

• a wave that can travel through space (a vacuum) or through matter (a medium)

• an instrument that separates white light into individual colors

Tags

NGSS.MS-PS4-1

Which part of the EM spectrum can be seen with our eyes?

• visible light

• gamma rays

• x-rays

• infrared radiation

A green object appears green because it absorbs all colors of light except ____.

• red

• orange

• yellow

• green

Tags

NGSS.MS-PS4-2

Which color has the highest frequency (shortest wavelength)?

• violet

• indigo

• blue

• green

Which EM wave has a frequency just higher than radio waves?

• ultraviolet radiation

• visible light

• infrared waves

• microwaves

Which electromagnetic wave is responsible for sunburns?

• microwaves

• radio waves

• ultraviolet radiation

• infrared waves

Tags

NGSS.MS-PS4-2

What type of EM wave is given off by all objects?

• ultraviolet radiation

• infrared radiation

• gamma rays

• visible light

_________ the range of wavelengths emitted by an atom or compound stimulated by either hear or electric current

• luminosity

• emission spectra

• frequency

• wavelength

Tags

NGSS.MS-PS4-1

The 'R' in ROY G BIV stands for

• red

• respect

• recent

• retroactive

Which color is missing: red, orange, yellow, green, blue, ______, violet