Light Waves

What is Light? Check all that apply

• Light is an energy that travels as a transverse wave

• Light needs a medium to travel through

• Light is electromagnetic and can travel through empty space

Tags

NGSS.MS-PS4-2

NGSS.MS-PS4-1

The Electric Fields around an object can pull another object toward it or away from it. What is an example of an electric field?

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

Magnetic fields surround every magnet. Which image is an example of a magnetic field we can see?

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

The Electromagnetic Spectrum is organized from shortest wavelength to longest wavelength. Which of the following is in the correct order?

• Radio Waves, Microwave Waves, Infrared Wave, Visible light, Ultraviolet Light, X-rays, and Gamma rays

• Microwaves, Gamma rays, and Visible Light.

How does the reflection of light help us see objects?

• Light reflects (bounces) pigment off objects around us until it reaches our eyes.

• Light reflects (bounces) off objects around us until it reaches our eyes.

Tags

NGSS.MS-PS4-2

Absorption happens when an object takes in all the colors of light not allowing light to be reflected.

• True

• False

Tags

NGSS.MS-PS4-2

Why is the sky blue?

• The sky is blue because red light gets reflected, the other colors are absorbed.

• The sky is blue because blue light gets reflected, the other colors are absorbed.

What is the transmission?

• The passing of light through objects.

• The passing of sound through objects.

Tags

NGSS.MS-PS4-2

What are the three ways light is transmitted? Check all that apply

• Transparent

• Translucent

• Opaque

Tags

NGSS.MS-PS4-2

Color addition is when the primary colors of light, red, blue, and green combine together to make white light?

• True

• False