A person on a diet loses in a week. How many are lost?
A) 2.6 × 103 ?g/s
B) 1.6 × 105 ?g/s
C) 44 ?g/s
D) 6.4 × 104 ?g/s
Answer: A
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What will be an ideal response?
A 0.140-kg baseball is thrown with a velocity of 27.1 m/s It is struck by the bat with an average force of 5000 N, which results in a velocity of 37.0 m/s in the opposite direction from the original velocity
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A rock attached to a string swings in a vertical circle. Which free-body diagram could correctly describe the force(s) on the rock when it is at the lowest point, where
is the normal force, 
) is weight, and
is tension?
a.
b.
c.
d.
e.
How did scientists use Titan to guide Cassini on a tour of Saturn's moon system?
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