Science: Sound and Vibrations

A student plucks a rubber band stretched around a box. The rubber band moves back and forth very quickly. What is the rubber band doing to make sound?

Put your fingers gently on your throat while you hum. What do you feel, and what does it tell you about sound?

Circle the object that is most likely making a sound because it is vibrating: a ringing bell, a still rock, or a closed book sitting on a desk. Explain your choice.

A drum makes a sound when it is hit. Which part of the drum vibrates to make the sound?

Mia taps a glass gently with a spoon. Then she taps it harder. How will the sound probably change?

A whisper and a shout are both sounds made by a voice. How are they different?

A small bird makes a high chirp. A large drum makes a low boom. Which sound has a higher pitch?

A friend speaks to you from across the playground. What does the sound travel through before it reaches your ears?

Look at two strings on a pretend instrument. One string is loose, and one string is tight. The tight string makes a higher sound. Which string vibrates faster?

Why does a guitar string stop making sound after you touch it with your finger?

A student puts rice on top of plastic wrap stretched over a bowl. When the student claps near the bowl, the rice jumps. What does the jumping rice show?