Amplify Science Waves

In order for light to change an object, that object must _______ the light and its __________.

• reflect, wavelength

• transmit, amplitude

• reflect, energy

• absorb, energy

Tags

NGSS.MS-PS4-2

The two terms to describe the properties of a light wave are

• Amplitude: How tall a wave is

• Transmit: to pass through

• Wavelength: How far apart the peaks are

• Absorb: To take in

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

A different amplitude makes a wave brighter or dimmer, louder or softer

• true

• false

Tags

NGSS.MS-PS4-1

Crest

• the top of a wave

• the bottom of a wave

• a brand of toothpaste

Tags

NGSS.MS-PS4-1

Trough

• the top of a wave

• the bottom of a wave

• a thing a pig eats out of

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which statement best describes this image?

• Different types of waves have different wavelengths.

• Different types of waves have different amplitude.

• All waves have the same amplitude and wavelength.

Tags

NGSS.MS-PS4-1

Light waves carry [ ] from one place to another.

Answer explanation

Light waves carry energy from place to place. If a material absorbs the light, the material also absorbs the energy.

Tags

NGSS.MS-PS4-1

What happens to energy when light changes a material?

• If light changes a material, the energy was absorbed.

• If light changes a material, the energy becomes warm.

• If light changes a material, the energy is removed.

• Light cannot change a material.

Tags

NGSS.MS-PS4-2

When a material absorbs light, energy is ​ (a)   .

When a material transmits light, energy is ​ ​ (b)   .

When a material reflects light, energy is ​ (c)   .

• absorbed

• transmitted

• reflected

• heated

Tags

NGSS.MS-PS4-2

The same type of light can be brighter if it has a different ​ (a)   . If the ​ (b)   is different, it is a different type of light.

• amplitude

• wavelength

Tags

NGSS.MS-PS4-1