Between 0.7 micrometers and 1.0 micrometers are some of the ________ wavelengths.
A) microwave
B) visible
C) infrared
D) ultraviolet
E) x-ray
Question 2
The speed of light is CLOSEST to ________ kilometers per second.
A) 3,000
B) 30,000
C) 300,000
D) 3,000,000
E) 30,000,000