37. You use your radar gun to time a baseball at about 37 m/s...
which is about 83 mph. The catcher catches it and brings the 0.144
kg baseball to a stop, as normal in the game of baseball.
STOPPING FORCE CONCEPTS
What or who provides the stopping force on the baseball?
A. the catcher's center of mass
B. the baseball's inertia.
C. the pitcher's hand.
D. the catcher's mitt
43. You have positively charged objects. Object B has twice the charge of object A. When they are brought close together, object A experiences an electric force of 10 newtons. The magnitude of the electric force experienced by object B is ____ 10 newtons?
A. greater than
B. equal to
C. less than
Answer 37 : (D) the catcher's mitt
answer 43 : (B) equal to
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37. You use your radar gun to time a baseball at about 37 m/s... which is...