Which of the following statements about the celestial sphere is not true?
A) When we look in the sky, the stars all appear to be located on the celestial sphere.
B) Earth is placed at the center of the celestial sphere.
C) The celestial sphere does not exist physically.
D) The "celestial sphere" is just another name for our universe.
E) From any location on Earth, we can see only half the celestial sphere at any one time.
D) The "celestial sphere" is just another name for our universe.
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Suppose someone tells you that the Sun generates its light and heat because it is a giant ball of fire. Would you agree? Why or why not?
What will be an ideal response?
Which statement about Jupiter's rings is FALSE?
A) They are made of dark dusty particles. B) They lie in the planet's equatorial plane. C) They lie closer to Jupiter than Io's orbit. D) They are made of ice, like Saturn's. E) They may be made in part of material from Metis and Adrastea.
Inside an accelerating spaceship in deep space, a sideways-tossed ball will
A) curve as it would in a gravitational field equal to the spaceship's acceleration. B) follow a straight-line path from one side of the interior to the other. C) fall in a semi-circular path.
What are the three main parts of our Galaxy?
What will be an ideal response?