Edgar Jones, angry at having purchased a tasteless pizza, drops his pizza off the Brooklyn bridge. As it falls, Edgar's pizza has a constant [or unchanging]
(NOTE: Neglect air resistance.)
A) velocity.
B) speed.
C) acceleration.
D) position.
E) All of the above.
C
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An important factor in producing and controlling a fission chain reaction is the fact that _________ neutrons are much better a causing fission in uranium-235
Fill in the blank(s) with correct word
What is the equivalent resistance between points A and B in the figure when R = 18 ??
a.
48 ?
b.
64 ?
c.
80 ?
d.
96 ?
e.
110 ?
A 7.5-kg otter slides down a hill, starting from rest at the top. The sloping surface of the hill is 8.8 m long,
and the top is 6.5 m above the base. If the speed of the otter at the bottom of the hill is 9.2 m/s, how much energy of the otter-Earth system was converted to internal energy?
An object moves with speed vx = +0.9 in the Home Frame. In an Other Frame moving at ? = 0.60 relative to the Home Frame, the object’s x-velocity v?x is
A. v?x = 1.5 B. 1 < v?x < 1.5 C. 0.9 < v?x < 1 D. 0.3 < v?x < 0.9 E. v?x < 0.3 F. v?x < 0