4272765
| Questão | Responda |
| Acceleration | The rate of change in speed (or velocity), measured in metres per second squared. Acceleration = change of velocity ÷ time taken. |
| Deceleration | Slowing down or negative acceleration, eg the car slowed down with a deceleration of 2ms^-2. |
| Displacement | Quantity describing the distance from the start of the journey to the end in a straight line with a described direction, eg the hiker ended up at the hostel 50km due north of his original position |
| Force | A push or a pull. The unit of force is the newton (N). |
| Magnitude | The magnitude tells us the size of the vector. |
| Momentum | A quantity relating to a moving object that is calculated by multiplying its mass by its velocity. |
| Stationary | Not moving. |
| Velocity | The speed of an object in a particular direction. |
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