Light Reflection & Vision

What is light according to the definition provided in the reading material?

• A form of darkness that absorbs colors

• A type of sound that travels in waves

• A form of energy that moves in straight lines and reflects off things

• A liquid that flows from natural sources

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which of the following is NOT mentioned as a source of light in the reading material?

• The sun

• Light bulbs

• Candles

• The moon

What is the most important natural source of light during the day, as mentioned in the reading material?

• Fireflies

• Stars

• The sun

• Lava from volcanoes

Tags

NGSS.MS-ESS1-1

Before light bulbs were invented, what did people use to provide light?

• Torches

• Candles

• Oil lamps

• Firewood

What can high-powered laser beams cause to happen, as stated in the reading material?

• They can generate electricity

• They can cause chemicals to explode

• They can create rainbows

• They can produce wind

Tags

NGSS.MS-PS4-2

How does light travel from its source?

• In a zigzag pattern

• In a straight line

• In a circular motion

• Randomly

What is an example of testing the idea that light travels in straight lines and is blocked by objects?

• Looking at a mirror

• Wearing a hat on a sunny day

• Swimming in a pool

• Watching television

Tags

NGSS.MS-PS4-2

Which objects are good at reflecting light?

• Mirrors and white papers

• Brown construction paper

• Dark-colored curtains

• Black velvet cloth

Tags

NGSS.MS-PS4-2

Why can we see the moon?

• It generates its own light

• It reflects light from the sun

• It is a source of light

• It is transparent

If an object did not reflect any light, what would happen?

• It would be perfectly visible

• It would absorb all other forms of energy

• We would not be able to see it

• It would create a rainbow

Tags

NGSS.MS-PS4-2