Which statement best describes Phobos and Deimos?
a. small satellites, irregular in shape and heavily cratered
b. large satellites, spherical in shape with smooth surfaces
c. small satellites, spherical in shape with smooth surface
d. one large and one small satellite, irregular in shape with lava flows
e. large satellites, irregular in shape and heavily cratered
a
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How are metamorphic rocks formed?
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A mass hanging from the end of a spring has a phase rate of 
= 6.3 s–1 ? 1 cycle/s. Let’s define t = 0 to be when the mass passes x = 0 going up. If its speed as it passes is 1.0 m/s, what is its amplitude A?
A. 0 B. 0.16 m C. 1.0 m D. 6.3 m E. We are not given enough information to answer. F. Some other result (specify)
Which of the following correctly describes the meridian in your sky?
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Spaceship Earth can be self-sufficient in all resources
What will be an ideal response?