Unit 4 Science- Force and Motion, Simple Machines, Light & Sound

What produces sound?

• pitch

• vibration

• density

• sound

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

If you place a ruler on the edge of a desk, you can produce _________. You can change the __________ that is produced by hitting the ruler harder or moving the ruler farther out or farther in on the desk.

• pitch

• vibration

• density

• sound

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

How are light and sound alike?

• They are both forms of energy that travel as waves.

• They both travel as rays.

• They both have different pitches.

• They both depend on vibrations.

Tags

NGSS.MS-PS4-1

__________ is the bouncing of light off an object like a mirror.

• Reflection

• Refraction

Tags

NGSS.MS-PS4-2

___________ is the bending of light when it moves from one matter to another.

• Reflection

• Refraction

Tags

NGSS.MS-PS4-2

All light can pass through it easily.

• Translucent

• Transparent

• Opaque

Tags

NGSS.MS-PS4-2

Some light passes through it, but not all.

• Translucent

• Transparent

• Opaque

Tags

NGSS.MS-PS4-2

Light cannot pass through it.

• Translucent

• Transparent

• Opaque

Tags

NGSS.MS-PS4-2

The color ____________ reflects all colors when _______ light passes through a prism. You can see that it is actually a mixture of all the different colors.

• Black

• Gray

• White

• Red

Gravity _________ objects to the center of the Earth.

• Pulls

• Pushes

• Falls

• Bounces

Tags

NGSS.5-PS2-1