How does light travel?

• in a zigzag line

• in a spiral line

• in a curvy line

• in a straight line

Tags

NGSS.MS-PS4-2

Why did the boy covered his ears ?

• The sound is high frequency.

• The sound is low frequency

• The sound is low amplitude.

• The sound is high amplitude.

Tags

NGSS.MS-PS4-1

Sounds can be produced when an object vibrates then cause air particles to move and create sound waves.

• true

• false

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Sound is a form of? 

• energy

• colour

• light

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which color is reflected by the leaf?

• red

• white

• green

• black

Tags

NGSS.MS-LS1-6

The bending of light as it passes from one material to another is called __________________________

• reflection

• refraction

• prism

• spectrum

Light .................travel through space.

• can

• can't

Tags

NGSS.4-PS3-2

NGSS.4-PS4-1

High frequency sounds are high-pitched sounds.

• 
• 

Tags

NGSS.MS-PS4-1

___________material blurs light as it passes through.

• Transparent

• Translucent

• Opaque

• Refraction

Tags

NGSS.MS-PS4-2

What is produced when a sound wave is reflected?

• shadow

• pitch

• volume

• echo

Tags

NGSS.MS-PS4-2