What is it?
A natural force that pulls all objects toward the center of the earth.
A pull or a push on an object
Which do you think would fall first?
A bouncy ball
Or a marble
They fall at the same rate of speed, but the marble has more mass (weight) and so gravity makes it fall harder! Gravity has a stronger force on things with more mass!
Throw a bean bag in the air
Throw a basketball in the air.
Which one was harder to throw?
You had to use more force to throw the basketball because it has more mass (weight)