G1/2nd Semester/Final Assessment Online Reviewer

Claire sees lightning outside. Then she hears thunder and sees window shake. What caused the window to shake?

• Vibrations

• Light

Big vibrations will make ____________ sound

• Loud

• Quiet

Vibrations move in ______________ that travel through things.

• Loud

• Waves

Which sentence describes how we use sound.

• We use sound to communicate but only when its dark outside.

• We use sound to communicate over long distances.

   

What if we did not have ways to communicate with sound? How would this affect our lives?

• We could communicate the same way we do now.

• We could only communicate with the things that we see.

   

Animals use ____________ and their body parts to send messages.

• food

• sound

Trevor reads a book quietly. Mason chews gum and play his drums loudly. The water in Mason’s glass moves. What happens to the water?

• Trevor’s reading causes the water to vibrate.

• The sound from the drum causes the sound to vibrate.

A vibration is when something moves ________ and forth.

• around

• back

Which will not make a sound?

• talk

• sit still

___________ is a vibration that travels through things and make a sound.

• Pitch

• Sound Wave