Transcript Force and Motion Review Questions

Forces and Motion
SOL Review
John goes over the top of a hill at a speed of 4m/s
while on his bicycle. Four seconds later, his speed is
24m/s. What is John's acceleration?
25% 25% 25% 25%
1
2
3
4
5
m
/s
sq
.
sq
.
5
m
/s
16
20
m
/s
sq
.
D.
m
/s
C.
6
B.
sq
.
20 m/s sq.
16 m/s sq.
6 m/s sq.
5 m/s sq.
A.
Forces that are equal in size and opposite
in direction are:
1
2
3
4
5
ita
gr
av
s
tf
or
ce
ne
or
c
al
f
io
n
fr
ic
t
ba
la
nc
ed
fo
rc
e
s
D.
s
C.
lf
or
ce
B.
tio
na
balanced forces
frictional forces
gravitational forces
net forces
A.
es
25% 25% 25% 25%
Newton's first law of motion states that an
object stays at rest unless a ____ acts on it.
1
2
3
4
5
tf
or
ce
ne
lf
or
ce
or
c
al
f
io
n
fr
ic
t
ba
la
nc
ed
fo
rc
e
D.
tio
na
C.
ita
B.
gr
av
balanced force
frictional force
gravitational force
net force
A.
e
25% 25% 25% 25%
The rate of change of speed and/or the
change in direction is called:
acceleration
average speed
gravity
velocity
1
2
3
4
5
ty
lo
ci
e
er
ag
av
ac
ce
le
r
sp
ee
at
io
d
n
D.
ve
C.
ity
B.
25% 25% 25% 25%
gr
av
A.
The relationship among mass, force, and
acceleration is explained by:
conservation of momentum
Newton's first law of motion
Newton's second law of
motion
Newton's third law of
motion
1
2
3
4
5
o.
..
..
N
la
ew
to
n'
s
th
ird
nd
co
se
w
la
w
...
of
s
s
ew
to
n'
N
co
ns
er
va
tio
n
fir
st
of
m
om
...
D.
la
w
C.
ew
to
n'
B.
25% 25% 25% 25%
N
A.
Which of the following objects has the
greatest inertia?
baseball
bowling ball
pencil
table-tennis ball
ba
ni
s
-te
n
ta
1
2
3
4
5
ll
il
ll
ba
g
w
lin
bo
ba
se
ba
ll
D.
bl
e
C.
nc
B.
25% 25% 25% 25%
pe
A.
As you climb a mountain, you get farther from
the center of the earth. Your weight will:
sa
m
cr
ea
e
se
33%
re
m
ai
n
de
cr
ea
se
C.
33%
in
B.
33%
th
e
decrease
increase
remain the same
A.
1
2
3
4
5
1
2
3
4
5
t
ei
gh
w
ity
gr
av
er
tia
in
fr
ic
t
io
n
A person, in a head-on car collision, who is not
wearing a seat belt, continues to move forward at the
original speed of the car because of:
A. friction
25% 25% 25% 25%
B. inertia
C. gravity
D. weight
The statement "for every action there is
an equal and opposite reaction" is:
the law of conservation
of momentum
Newton's first law of
motion
Newton's second law of
motion
Newton's third law of
motion
1
2
3
4
5
o.
..
..
w
la
th
ird
s
ew
to
n'
N
N
ew
to
n'
s
se
fir
st
s
co
la
w
nd
of
la
w
...
ti.
.
rv
a
se
co
n
ew
to
n'
th
e
D.
N
C.
of
B.
25% 25% 25% 25%
la
w
A.
The acceleration due to gravity is:
98 m/s sq.
9.8 m/s sq.
9.8 m/s
0.98 m/s
1
2
3
4
5
m
/s
m
/s
98
0.
sq
m
/s
8
9.
98
m
/s
sq
.
D.
8
C.
9.
B.
25% 25% 25% 25%
.
A.
A 300N force is used to move an object
2M. The amount of work equals:
1
2
3
4
5
Nm
Nm
25%
0
2
0
30
15
0
Nm
D.
30
C.
25%
Nm
B.
25% 25%
60
150 Nm
300 Nm
302 Nm
600 Nm
A.
Two simple machines that are part of a
bicycle are:
A wheel an axle and a
screw
An inclined plane and a
lever
An inclined plane and a
wedge
A screw and an inclined
plane
1
2
3
4
5
an
d
an
d
A
sc
re
w
in
e
in
cl
n
A
in
cl
an
e
pl
an
e
pl
an
d
in
e
i..
.
...
d.
.
an
...
an
d
n
A
A
w
he
in
cl
el
a
D.
le
C.
ax
B.
25% 25% 25% 25%
n
A.