Topic 3 Waves & Information

When the frequency of a wave increases, it's ________________ decreases.

• amplitude

• wavelength

• crest

The part of the eye where light first enters

• pupil

• lens

• retina

• optic nerve

Choose all the places you could see your reflection.

• grass

• puddle

• plastic

• window

Tags

NGSS.MS-PS4-2

The more pixels an image has, the clearer the picture is.

• True

• False

The light in this model is ______________ off the mirror.

• absorbing

• refracting

• reflecting

Tags

NGSS.MS-PS4-2

The top of a wave is called the ______________.

• amplitude

• crest

• trough

• wavelength

Tags

NGSS.MS-PS4-1

Choose the devices that receive and transmit digital signals.

• prism

• cell phone

• whistle

• television

Tags

NGSS.MS-PS4-3

Digital technology has decreased the distance and speed of communication.

• True

• False

Tags

NGSS.MS-PS4-3

The __________ focuses light on to the retina.

• pupil

• iris

• lens

• optic nerve

The ________________ of a wave is the distance between crest and crest on a wave.

• amplitude

• crest

• trough

• wavelength