Light and Optics - Unit Review

A wavelength can be measured trough to trough

• True

• False

Tags

NGSS.HS-PS4-1

Infrared radiation is also known as heat radiation.

• True

• False

Continuous exposure to X-rays is perfectly safe

• True

• False

Tags

NGSS.HS-PS4-4

Radio waves have the shortest wavelength

• True

• False

Tags

NGSS.HS-PS4-1

Distance from the rest position to the top of the wave is called amplitude

• True

• False

Tags

NGSS.MS-PS4-1

Fibre optics uses electrical impulses to send information

• True

• False

A laser beam is an example of incoherent light

• True

• False

Frequency is the number of wavelengths or cycles per second

• True

• False

Frequency is measured in volts

• True

• False

An object heated up super hot the point that it is glowing and emitting light is called LED

• True

• False

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4