Magic School Bus - Sound

What did Carlos invent at the beginning of the video? 

• an instrument
• a haunted house
• a flute 
• an echo 

What kind of museum were the students going to? 

• light
• energy
• sound 
• animal 

What did the books do when the students entered the house? 

• they flew off the shelves
• they made sound when they were opened
• glittered in the sunlight

According to DA's research, if you're approaching an object and it's getting louder, then...

• you're getting closer to the object
• you're traveling farther from the object

How were they able to produce sound on the harp?

• they hit it with a drumstick

• they plucked it with their fingers

• they blew on the strings

What happened to the harp's strings when someone plucked the strings? 

• they didn't move
• they vibrated, but there wasn't any sound
• they vibrated and created sound 

What happened when someone stopped the harp's strings? 

• the harp continued to produce sound
• the sound stopped 
• the volume became softer
• the volume became louder

When the class was able to see the sound waves from a high pitch, the waves were _______ . 

• closer together
• farther apart
• invisible 

When the class was able to see the sound waves from a low pitch, the waves were _______ . 

• closer together
• farther apart
• invisible 

The class learned that echos are created from sound waves...

• traveling through objects
• bouncing off objects
• becoming stronger