Air resistance and gravity Flashcards
1
Q
If a hammer and feather are dropped on Earth why does the hammer land first?
A
Feather has more air resistance
2
Q
What is air resistance?
A
Air resistance is caused by the frictional forces of the air
3
Q
Why is the gravity of Jupiter stronger than Earth’s gravity?
A
Jupiter has more mass than Earth
More mass = stronger gravity
4
Q
Why do all the planets in our solar system orbit the Sun?
A
The Sun’s gravity pulls them towards it
5
Q
If a hammer and feather are dropped on the Moon which lands first? Why?
A
Both land at the same time as their is no air for air resistance and gravity doesn’t change
