Science Snacks: frequency | Exploratorium

Science activity to play songs by banging the end of a PVC pipe against your palm

Play songs by banging a PVC pipe against your palm.

Science activity that demontrates pendulums of different lengths swinging to their own rhythms

Pendulums dance in a shifting series of patterns as they swing to their own rhythms.

Science activity that demonstrates resonance of sound waves

Hold a seashell to your ear to hear a steady roar.

Science activity that demonstrates resonant frequencies

Demonstrate how different objects vibrate at different frequencies.

Science activity that demonstrates resonant frequencies

Explore resonance to discover how objects vibrate at certain frequencies.

Science activity that explores the twinkling of stars by beaming a laser pointer over a hot plate

Scintillating Little Star

Explore the twinkling of stars by beaming a laser pointer over a hot plate.

Science activity that explores sound waves

Blowing air through a disk full of holes makes a tone.

Science activity that explores frequencies, forced vibrations, and resonance

Spaghetti Resonance

Demonstrate resonance by shaking dried spaghetti.