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Magnetism & Motion
| Question | Answer |
|---|---|
| Position | the location of an object compared to a reference point |
| Origin | a fixed reference point |
| Speed | the distance an object travels divided by the time it takes |
| velocity | speed with DIRECTION |
| Average Speed | the total distance divided by the total time for a trip |
| speed formula | s = d/t |
| m/s | units of speed |
| km/h | units of speed |
| Magnet ends | north & south poles |
| Elements that are highly magnetic | IRON , NICKEL , COBALT |
| Like poles of a magnet (N-N or S-S) | REPEL |
| Un-like poles of a magnet (N-S) | ATTRACT |
| A turtle travels 20 meters in 5 seconds, what is its average speed? | 4 m/s |
| In 10 seconds a horse ran 50 feet, what is its average speed? | 5 ft/s |
| A change in position is referred to as | Motion |