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D - Science - Unit 5
Gravity & Inertia
| Question | Answer |
|---|---|
| If mass is greater, what happens to the inertia? | inertia is greater |
| How is gravity affected when you have more friction? | more gravity is needed |
| Who are Newton's named after? | Sir Isaac Newton |
| What can gravity work against? | other forces |
| How are the forces on earth compared to elsewhere in the universe? | forces are not different |
| An objects weight, unlike mass, can change depending on what? | its' location |
| If mass increases, what happens to the force? | force will also increase |
| If distance increases, what happens to force? | force decreases |
| What are the 2 factors that determine the strength of force & gravity between 2 objects? | the mass of the objects and the distance between them |
| If mass increases and distance stays the same, what happens to the force of gravity? | force of gravity increases |
| If mass decreases and distance stays the same, what happens to the force of gravity? | force of gravity decreases |
| If mass stays the same and distance decreases, what happens to the force of gravity? | force of gravity increases |
| If mass stays the same and distance increases, what happens to the force of gravity? | force of gravity decreases |
| Why do we not feel gravity's pull? | because we are so far from the core. |