PhysicsLAB: 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, 10² 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?
10⁴ cm, 10⁴ mm, 10⁶ μm, 10⁹ nm

Which length is the largest?
10¹ cm, 10^-10 m, 10² mm, 1 m

Which mass is the smallest?
10⁴ μg, 10² g, 1 kg, 10³ mg

Which one represents the greatest amount of time?
10^-1 Gs, 10³ Ms, 10⁴ 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?