Gravity is…:
Gravity is… A natural force that pulls all objects toward the center of the earth.
WHAT IS A FORCE?:
WHAT IS A FORCE? A pull or a push on an object
Which do you think would fall first?:
Which do you think would fall first? A bouncy ball Or a marble Try It!
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!:
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!
It takes a force to overcome gravity!:
It takes a force to overcome gravity! Throw a bean bag in the air
and then…
Throw a basketball in the air.
Which one was harder to throw?
Slide7:
You had to use more force to throw the basketball because it has more mass (weight)