The James Webb Space Telescope is scheduled to launch in 2018. In what range of the electromagnetic spectrum will it operate?
A) X-ray
B) Gamma-ray
C) Infrared
D) Radio
Question 2Star A has an apparent magnitude of 3 and Star B has an apparent magnitude of 5. Which star is brighter in our sky?
A) Star A
B) Star B
C) The two stars have the same brightness in our sky, but Star A is closer to us than Star B.
D) There is not enough information to answer the question.
Question 3The Chandra X-Ray Observatory must operate in space because
A) X-rays are too dangerous to be allowed on the ground.
B) X-rays do not penetrate Earth's atmosphere.
C) X-ray telescopes require the use of grazing incidence mirrors.
D) It was built by NASA.
Question 4Jupiter's colors come in part from its three layers of clouds. Which of the following is not the primary constituent of one of Jupiter's cloud layers?
A) clouds of sulfuric acid
B) clouds of water
C) clouds of ammonium hydrosulfide
D) clouds of ammonia
Question 5Volcanic eruptions on one satellite of the outermost jovian planets, Neptune and Uranus, have been photographed by spacecraft. Which satellite, and what is erupting from this type of volcanism?
What will be an ideal response?
Question 6How can interstellar dust block starlight in spite of its extremely low density?
What will be an ideal response?