Motion and measurement of distances – Introduction

# Motion and measurement of distances – Introduction

• Unit of Measurement
• Summary
• Did You Know?
• What’s Next?

In this segment of ‘Introduction to motion and measurement of distances’, we will learn about different units of measurement.

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Consider three balls kept on a table. A blue ball, a red ball, and a green ball in that particular order.

Blue, red, and green ball on a table

Now, simply by looking at the image, we can say that the blue ball is nearer to the red ball than the green ball.

Hence, the distance between the red and the blue ball is less than the distance between the red and the green ball.

This comparison of the distances was done visually. But let us see how the absence or presence of units makes a difference in the interpretation of the given data.

## Unit of Measurement

Case 1: Units mentioned

## Related content

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