Experiment 1

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What do the small lines marked on the meter-stick represent?

Millimeters

How many significant figures are there in 0.0004 L?

1 significant figure (Zeros to the left of nonzero numbers are not significant)

How many millimeters (mm) are in 1 meter (m)?

1,000 millimeters (mm)

How many millimeters (mm) are in 1 centimeter (cm)?

10 millimeters (mm)

How many centimeters (cm) are in 1 meter (m)?

100 centimeters (cm)

How many significant figures are there in 4.5 m?

2 significant figures (Non-zero digits are significant)

How many significant figures are there in 805 lb?

3 significant figures (Zeros in between other digits are significant)

How many significant figures are there in 34.80 km?

4 significant figures (Zeros to the right of the decimal are significant)

How many significant figures are there in 204.52 g?

5 significant figures (Zeros in between other digits are significant as well as other digits to the right of the decimal)

How many significant figures are there in 625.000 mm?

6 significant figures (Zeros to the right of the decimal are significant)

What units are represented by the numbers marked on the meter-stick?

Centimeters


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