How Light Travel-G4

1. Which of the following statement is TRUE?

• Light does not travel.

• Lighttravels in a curve line.

• Light travels in a straight line.

• Light reflects in opaque materials.

Tags

NGSS.MS-PS4-2

Light is a form of ___________ that is needed to support life on

Earth.

• compression

• energy

• motion

• vibration

Tags

NGSS.MS-LS1-6

What evidence/s show/s that light travels in a straight line?

• Shadows are formed.

• Light passes through the holes which are aligned together.

• Rays of light are made of straight lines moving outwardly in all directions.

• All of these

Tags

NGSS.MS-PS4-2

What happens when you focus a pen light through a hole of a thick

cloth?

• Light becomes brighter.

• Light changes direction.

• Light passes through the hole.

• Light is blocked or obstructed.

Tags

NGSS.MS-PS4-2

Which of these describes how light travels through an empty space?

• It travels in a straight line without stopping.

• It comes to a stop after it travels a certain distance.

• It changes direction often even if there are no objects.

• It travels straight but may change direction to avoid objects.

What kind of path does light take?

• It bounces off in all objects.

• It goes through in all objects.

• It curves around in all objects.

• It travels in a straight line until it hits something or goes through

  it.

Tags

NGSS.MS-PS4-2

Which word best describes how light moves?

• in circles

• straight line

• slowly

• faster through opaque objects

What do we call a material that light can travel through?

• air

• medium

• pathway

• water

Tags

NGSS.MS-PS4-2

We see shadow because light travels in a ___________ line.

• curved

• rainbow

• straight

• zigzag

Which of the following is true?

• Sound travels faster than light.

• Light travels faster than sound.

• Light travels at the same speed with sound.

• Light and sound do not travel in any medium.

Tags

NGSS.HS-PS4-1