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| speed A scalar measure of the rate of movement of a body expressed either as the distance travelled divided by the time taken (average speed) or the rate of change of position with respect to time at a particular point (instantaneous speed). It is measured in metres per second, miles per hour, etc. | |||
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abiadura : 6 do fraz, 2 tematyki |
| Microsoftu | 3 |
| Ochrona środowiska | 3 |