Momentum is a vector quantity.
A. TrueB. False
True
False
0%0%
The SI units of momentum are
A. momenta.B. quanta.C. Newtons.D. Newton seconds.E. not defined.
momenta.
quanta.
Newto
ns.
Newto
n seco
nds.
not defined.
0% 0%0%0%0%
Which of Newton’s Laws can be written in terms of momentum?
A. 0th
B. 1st
C. 2nd
D. 3rd
E. all of the above
0th 1st 2nd3rd
all of t
he above
0% 0%0%0%0%
The total momentum of a system can be computed by summing the momentum of individual objects in the system.
A. TrueB. False
0%0%
When the total momentum of a system is constant, A. The sum of external
forces must be zero.B. The sum of external
forces is a nonzero constant.
C. We cannot say anything about the sum of external forces.
The sum of e
xternal fo
rc..
The sum of e
xternal fo
rces .
.
We ca
nnot say anyth
ing...
0%0%0%
Both internal and external forces can change the total momentum of a system.
A. TrueB. False
0%0%
