| Term | Definition |
| Force | A push or pull |
| N | Newton- the SI unit for Force |
| On the same object, Combined Forces can act... | with eachother or against eachother |
| Acceleration due to Gravity | the downward change in velocity over time due to the pull between two objects |
| m/s*2 | Meters per Second squared- the unit for Gravity |
| The Larger the _____, the larger the ________. | Mass & Gravity |
| The __________ the distance, the smaller the ________. | Greater & Gravity |
| Mass | The amount of matter in an object. |
| Mass __________ Change with location | doesn't |
| kg | Kilogram- the metric basic unit for mass |
| Force and weight (are/arn't) the same | are |
| gravity on earth at sea level is_______. | 9.8m/s*2 |
| Rotation | spin on the axis counter- clockwise from the N. Pole view |
| Day on Earth | 24 hrs |
| Axis tilt | 23.5 degrees |
| Time | movement of sun across the sky |
| Time Zones are ____ degrees apart from eachother | 15degrees |
| Daylight Savings | Time moves ahead 1 hr so more light is available during parts of the day(for human conveniance) |
| International Date Line | Place where one calender day ends and the next begins |
| Revolution | movement of an object along an orbit around a larger object |
| centripetal force | the force causing an object moving at top speed to move in a circular or curved path |
| cetripital acceleration | the acceleration of an object moving in a curved path or circle at a constant speed |