physical science test review

What is the best description of an opaque material?

• no light passes through the material

• some light passes through the material

• all light passes through the material

What is the best description of a transparent material?

• no light passes through the material

• some light passes through the material

• all light passes through the material

Tags

NGSS.MS-PS4-2

What is the best description of a translucent material?

• no light passes through the material

• some light passes through the material

• all light passes through the material

Tags

NGSS.MS-PS4-2

Which picture shows a translucent image?

• 
• 
• 

Tags

NGSS.MS-PS4-2

Which picture shows a transparent image?

• 
• 
• 

Which picture shows an opaque image?

• 
• 
• 

Tags

NGSS.MS-PS4-2

When you pluck a guitar string you make the string move back and forth very quickly. This movement is called

• pitch

• vibration

• decibels

• compression

The highness or lowness of a sound

• pitch

• volume

• frequency

• compression

If you tighten a guitar string what happens to the pitch?

• it gets lower

• it gets higher

• it doesn't change

• it gets louder

The loudness or softness of a sound is?

• compression

• frequency

• pitch

• volume

Tags

NGSS.MS-PS4-1