# What two units of measurement are necessary for describing speed?

Speed is calculated by using the formula, speed= distance/time. Let us see which two units of measurement are necessary for describing the speed.

## Answer: Meter and second are the two units of measurement that are necessary for describing the speed.

We will see the SI unit of distance and time to answer this question.

**Explanation:**

The SI unit of distance is the meter and the SI unit of time is second.

So, the SI unit of speed is meter per second.

### Therefore, meter and second are the two units of measurement that are necessary for describing the speed.

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