Question

how many significant figures are in the measurement 5.000 cm? * 5 points
1
2
3
4
how many significant figures are in the measurement 200.002 light years? * 5 points
1
2
3
4
5
6

Explanation:

Step1: Recall significant - figures rules

Non - zero digits are always significant. Zeros between non - zero digits are significant. Trailing zeros after a decimal point are significant.

Step2: Analyze 5.000 cm

The number 5.000 has 4 significant figures. The non - zero digit 5 and the three trailing zeros after the decimal point are all significant.

Step3: Analyze 200.002 light years

The number 200.002 has 6 significant figures. The non - zero digits 2, 2 and the zeros between them (00) and the zeros after the decimal point (00) are all significant.

Answer:

1. D. 4
2. F. 6