Worksheet
Metric Conversions #4
Directions:
Read each question carefully. Although each question requires your skills at converting metric prefixes; each one has a slightly different perspective.
Rank the following masses in order from smallest to largest.
10 mg, 1000 µg, 10
2
kg, 10
-4
kg
Express each of the following in micrograms.
10 ng, 10 mg, 10 g, 10 kg
Which of the following is the longest?
10
4
cm, 10
4
mm, 10
6
μm, 10
9
nm
Which length is the largest?
10
1
cm, 10
-10
m, 10
2
mm, 1 m
Which mass is the smallest?
10
4
μg, 10
2
g, 1 kg, 10
3
mg
Which one represents the greatest amount of time?
10
-1
Gs, 10
3
Ms, 10
4
ks
The radius of a ground-state hydrogen atom is approximately 0.53 A°, where one angstrom (A°) equals 10
-10
meters. Express this radius in centimeters.
Green light has an average wavelength of 550 nm. How many meters does this represent? How many Aº?
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