Rebecca McKenney
Astronomy 101
Mrs. Alburg
25 March 2017
Chapter 2 Review Questions
1. For each of the following wavelength, state whether it is in the radio, microwave, infrared, visible, ultraviolet, X-Ray, or gamma portion of the electromagnetic spectrum and explain your answer. (Page 37 – 38)
Original Number Nanometer (nm) Micrometer (μm) Millimeter (mm) Centimeter (cm) Meter (m) Kilometers (km) Angstrom (Å)
2.6 μm 2,600 2.6 0.0026 0.00026 0.0000026 0.0000000000026 26,000
34 m 34,000,000,000 34,000,000 34,000 3,400 34 0.034 340,000,000,000
0.54 nm 0.54 0.00054 0.00000054 0.000000054 0.00000000054 0.00000000000054 5.4
0.0032 nm 0.0032 0.0000032 0.0000000032 0.00000000032 0.0000000000032 0.0000000000000032 0.032
0.620 μm 0.62 0.62 0.00062 0.000062 0.00000062 0.00000000000062 6200…