If you rest its mid-point on your finger, gravity
will pull down equally on both sides of the pencil
and it will balance in the air.
Did you know that there is no gravity in space?
This is why astronauts float around in their spaceships.
Did you know that there is gravity on the Moon?
The gravity on the Moon is much weaker than the
gravity that we have here on Earth.
This is why moon walking for astromauts is very