Gravity Basics
What is gravity?
A force that pulls objects toward each other
What happens when you jump?
Gravity pulls you back down
What is air resistance?
A force that slows objects moving through air
Why do cyclists wear tight clothing?
To reduce air resistance
What year was Miss. Speed born?
2001
Who discovered gravity?
Isaac Newton
Why does a ball thrown up come back down?
Gravity pulls it down
What causes air resistance?
Air pushing against a moving object
Which shape experiences the least air resistance: a flat surface, a jagged object, or a smooth round shape?
Smooth round shape
Who is Miss.Speed's favorite baseball team?
New York Yankees
Why do objects fall to the ground when dropped?
Gravity pulls them down
What force opposes gravity when a plane takes off?
Lift
Which object experiences the most air resistance: a ball, feather, or flat paper
Flat paper
What happens to air resistance when an object moves faster?
It increases
What is Miss.Speed's shoe size?
Womens 8.5
How does Earth's gravity compare to the Moon’s?
Earth’s gravity is stronger
Why do heavier and lighter objects fall at the same rate?
Gravity pulls all objects equally
How does air resistance help a parachute?
It slows it down
Why do birds change their wing shape while flying?
To adjust air resistance and control speed
What is Miss.Speed's favorite coffee flavor?
Vanilla
Why do astronauts float in space?
They are in free fall orbiting Earth
What happens to gravity as you move farther from Earth?
It gets weaker
What happens when air resistance and gravity are balanced?
The object falls at a constant speed
What activity is most affected by air resistance: running on a treadmill, riding a bike downhill, or swimming?
Riding a bike downhill
What does Miss.Speed drive for a vehicle? Color? Year? Make? Model?