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Unit 2 Vocabulary
Vocabulary Knowledge
| Question | Answer |
|---|---|
| A change in an object's speed or direction | Acceleration |
| A slowing or opposing force due to air resistance. | Air resistance |
| Total distance an object travels during the total time it travels. | Average speed |
| Forces acting on an object that do NOT change its motion. | Balanced forces |
| Energy cannot be created nor destroyed. | Conservation of energy |
| The path that an object is moving or facing. | Direction |
| What is needed to do work or cause change. | Energy |
| A push or pull that changes the motion or position of an object. | Force |
| A simple machine that is sloping at a particular angle. | Inclined plane |
| Energy in motion. | Kinetic energy |
| Change in object's position, direction, or location. | Motion |
| Sum of all forces acting on an object. | Net force |
| The SI unit of force. | Newton |
| The point or area occupied by an object. | Position |
| Energy stored in a system. | Potential energy |
| Measurement of the rate of change in position with respect to time. | Speed |
| Forces on an object that cause change in the motion of the object. | Unbalanced forces |