Question

1Objects fall toward earth at a rate of 9.8 m/s^2 because of ______________

2According to ________________________________ momentum lost equals momentum gained.


3The force keeping a ball on a string moving in a circle is _________________________.

4Anything that's thrown or shot through the air is ___________________________.

5Momentum is a property a moving object has because of its ____________________ and velocity.

Answer 1

There are a large number of words which fit.
1. The mass of the Earth
2. law of conservation of momentum
3. tension
4. free falling
5. mass or inertia