Which wave has the greatest amplitude?

• The blue wave
• The red wave

Tags

NGSS.MS-PS4-1

Which of the following is true about waves?

• When wavelength increases frequency increases
• When wavelength decreases, frequency increases
• When wavelength decreases, frequency decreases

Tags

NGSS.HS-PS4-1

Which type of electromagnetic radiation is the reason we need sunglasses and sunscreen to avoid getting a sunburn?

• X-rays
• Gamma Rays
• Ultraviolet waves
• Infrared waves

Tags

NGSS.MS-PS4-2

Which is not correctly matched?

• 1 - Wavelength

• 2 - Trough or valley

• 3- Frequency

• 4 - Crest or peak

Tags

NGSS.MS-PS4-1

The number of waves that passes a point in a certain amount of time.

• Amplitude
• Frequency
• Wavelength
• Magnitude 

Tags

NGSS.HS-PS4-1

A rug sits in a sunny place on the floor for a long time. Kiara thinks that light from the sun can cause the rug’s color to fade over time. Can light from the sun cause the rug’s color to fade?

• No. Light is not a physical thing, so it cannot change physical things like rugs.

• No. Light can only change things by warming them up, so it cannot cause the rug’s color to fade.

• Yes. The rug can take in energy from the light, causing the rug’s color to fade.

• Yes. Light from the sun can pull energy out of the rug, causing the rug's color to fade.

Tags

NGSS.MS-PS4-2

Light ...

• can only be reflected

• only comes in one form

• carries energy from one place to another, even through empty space

• is a type of wave that carries energy from one place to another, even through empty space

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

In order to see an object, light must be

• transmitted into your skin

• reflected off the object and into your eyes

• reflected off the object then off the ground then into your eyes

• absorbed by your genetic material

Tags

NGSS.MS-PS4-2

Aniyah has a special type of paper that can permanently change color. She wonders whether light can cause the paper’s color to change. The table below shows what happens when different types of light hit the paper. Based on this information, which type of light can cause the paper to change color?

• The infrared light can cause the paper to change color.

• The X-ray light can cause the paper to change color.

• The ultraviolet light can cause the paper to change color.

• Any of these types of light can cause the paper to change color, because all light carries energy that can cause materials to change.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS4-2

If an object appears green it must ...

• reflect green light

• transmit blue light

• absorb green light

• reflect yellow and orange light

Tags

NGSS.MS-PS4-2