Physics is out of this world

Light is 18 million times faster than rain

The Hubble Telescope can't look at the sun

Rainbows only show if the sun is behind you

Your eyes see upside down

The loudest sound ever was a volcano

Dogs can hear things you can't

Marshmallows melt at mach 1.6

A ramp is a machine

A battery and a bungee jump both store energy

A kettle boils faster on a mountaintop

Snow keeps you warm

A bird on a wire won't get a shock

Electricity zaps back and forth

Lightning strikes 100 times every second

The Earth has two North Poles

A ball thrown in space will never stop

Skiers don't ski on snow

A parachute has a hole in it

Astronauts don't snore

Neptune's summer lasts 40 Earth years

The sun is losing weight

Glossary.