Flashcards in Topic 1.1 Length and Time Deck (7)

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1

How is length measured?

Using a ruler.

2

What is the unit of length?

Metres, m.

3

How can you find the volume of a regular solid?

By calculation.

- Use a ruler to measure dimensions
- Use an appropriate equation to calculate volume

4

How can you find the volume of an irregular solid?

By submersion.

- Fill a measuring cylinder with water and read initial volume
- Submerge the object (hold down if necessary) and measure final volume
- The change in volume = volume of object

5

How can time be measured?

Using clocks or stopwatches.

6

How can the accuracy of measurements be increased?

By taking multiple measurements and calculating an average.

7

How can very small distances be measured?

Using a micrometer screw gauge.