Light and Shadows

What is the reflection of light?

• Reflection

• Refraction

• Absorption

• Diffraction

Tags

NGSS.MS-PS4-2

How are shadows formed?

• When the object is transparent

• When an object blocks the path of light.

• When the object is made of metal

• When the sun is directly overhead

Name an example of a transparent object.

• Plastic

• Brick

• Wood

• Glass

What is the difference between translucent and opaque objects?

• Translucent objects allow sound to pass through, while opaque objects do not

• Translucent objects allow some light to pass through, while opaque objects do not allow any light to pass through.

• Translucent objects are always colorful, while opaque objects are always black and white

• Translucent objects are always solid, while opaque objects are always liquid

Tags

NGSS.MS-PS4-2

What are the colors of the rainbow in order?

• Red, Orange, Green, Blue, Yellow, Indigo, Violet

• Pink, Orange, Yellow, Green, Blue, Indigo, Violet

• Red, Orange, Yellow, Green, Blue, Indigo, Violet

• Red, Yellow, Blue, Green, Orange, Violet, Indigo

What are natural sources of light?

• Television screens

• Glow sticks

• The sun, stars, and fire are natural sources of light.

• Light bulbs

What is an artificial source of light?

• Moonlight, starlight, and bioluminescence

• Firewood, coal, and natural gas

• Light bulbs, fluorescent tubes, and LED lights

• Candles, torches, and bonfires

How does light travel?

• Light travels in straight lines at a speed of 299,792 kilometers per second.

• Light travels in zigzag patterns at a speed of 100 kilometers per second.

• Light travels in waves at a speed of 50,000 kilometers per second.

• Light travels in circles at a speed of 500,000 kilometers per second.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What happens when light passes through a prism?

• It is refracted and separated into its component colors.

• It becomes invisible

• It turns into sound

• It disappears completely

Tags

NGSS.MS-PS4-2

How does the color of an object affect the light it reflects?

• Absorbing certain wavelengths of light and reflecting others

• Changing the color of the light it reflects

• Causing the object to emit its own light

• Having no effect on the light it reflects

Tags

NGSS.MS-PS4-2