Astronomy 1106 Quiz 1

Which of the following is always true about Electromagnetic Radiation? a. It is not visible to the human eye b. It travels at the speed of light c. More than one answer above is correct d. None of the answers above are correct

It travels at the speed of light

Which of the following would be true about comparing visible light and radio waves? a. The radio waves would have a lower energy and would travel slower than visible light. b. The visible light would have a shorter wavelength and a lower energy than radio waves. c. The radio waves would have a longer wavelength and travel the same speed as visible light. d. The visible light would have a higher energy and would travel faster than radio waves. e. The radio waves would have a shorter wavelength and higher energy than visible light.

The radio waves would have a longer wavelength and travel the same speed as visible light

Light with a very short wavelength has a _____ frequency and _____ energy. a. high; low b. low; high c. low; low d. high; high

high; high

Which of the following has the longest wavelength? a. A photon of ultraviolet light. b. Blue electromagnetic radiation. c. An X-ray. d. A radio wave. e. Infrared radiation.

radio wave

If you can see light coming from a bulb, and it has a long wavelength, then the light must be _______ a. red. b. violet. c. yellow. d. microwaves. e. gamma rays.

red

When compared to infrared light, X-ray light has a _______ wavelength and a _______ frequency: a. shorter, lower b. shorter, higher c. longer, lower d. longer, higher

shorter; higher

Which of the following would be true about comparing gamma rays and radio waves? a. The radio waves would have a lower energy and would travel slower than gamma rays. b. The gamma rays would have a shorter wavelength and a lower energy than radio waves. c. The radio waves would have a longer wavelength and travel the same speed as gamma rays. d. The gamma rays would have a lower frequency and travel the same speed as gamma rays. e. The radio waves would have a shorter wavelength and higher energy than gamma rays.

the radio waves would have a longer wavelength and travel the same speed as gamma rays.

Which of the following has the highest speed? a. x-rays b. ultraviolet light c. gamma rays d. They all have the same speed

they all have the same speed

Which of the following types of electromagnetic radiation is not visible to the human eye? a. Red b. Ultraviolet c. Blue d. White e. They are all visible to the human eye

ultraviolet

Which of the following has the shortest wavelength? a. A photon of ultraviolet light. b. Blue electromagnetic radiation. c. An X-ray. d. A radio wavE. e. Infrared radiation.

x-ray