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WorksheetsMidterm REVIEW
Total questions: 20
Worksheet time: 12mins
Name
Class
Date
1.
1. A system of objects that are not moving with respect to one another
a)
speed
b)
acceleration
c)
frame of reference
d)
velocity
2.
With the help of a friend, you push on a box with enough force to overcome static friction. This is an example of *
a)
sliding friction
b)
static friction
c)
rolling friction
d)
fluid friction
3.
A _______ is defined as a push or a pull. *
a)
Newton
b)
Force
c)
Wish
d)
Scale
4.
A car traveling at 55 m/s/s/ north and slows down to 30 m/s/s north is an example of
a)
speed
b)
positive acceleration
c)
velocity
d)
negative acceleration
5.
The formula for acceleration is *
a)
a= d/t
b)
a= final velocity-initial velocity/time
c)
a= velocity - final velocity/time
d)
a= vt
6.
The rate at which velocity changes over time.
a)
speed
b)
acceleration
c)
velocity
d)
instantaneous speed
7.
20 m/s west is an example of
a)
speed
b)
acceleration
c)
velocity
d)
instantaneous speed
8.
The equation for speed is
a)
s= d/t
b)
s= dt
c)
t=ad
d)
none of the above
9.
The force that opposes motion of objects that touch as they move past each other.
a)
Newton
b)
acting force
c)
reaction force
d)
friction
10.
An object at rest will remain at rest unless a force acts upon it, an object in motion will continue in motion unless an outside force acts upon it. *
a)
Newton's 1st law
b)
Newton's 2nd law
c)
Newton's 3rd law
d)
Newton's 4th law
11.
The length of a path between two points.
a)
speed
b)
acceleration
c)
frame of reference
d)
distance
12.
The ratio of the distance an object moves to the amount of time it takes the object to move.
a)
speed
b)
acceleration
c)
frame of reference
d)
velocity
13.
While traveling on vacation, you measure the distance to be 88 km. If it took 2 hours to complete the trip, what is the speed?
a)
88 km/h
b)
44 km/h
c)
88 km/h
d)
44 m/s/s
14.
The rate at which an object is moving at that particular moment.
a)
speed
b)
acceleration
c)
velocity
d)
instantaneous speed
15.
The difference between speed and velocity is
a)
speed tells you how fast and what direction
b)
speed tells you what direction
c)
velocity tells you speed and direction
d)
both are the same
16.
A ball rolls down a ramp, starting from rest. After 2 seconds, its velocity is 6 meters per second. What is the acceleration of the ball?
a)
3 m/s/s down the ramp
b)
- 3 m/s/s down the ramp
c)
3 m/s down the ramp
d)
- 3 m/s down the ramp
17.
When the forces on an object are balanced.
a)
the net force is zero and the object is in motion
b)
the net force is zero and the object is not in motion
c)
there is a net force
d)
the object is in motion
18.
The formula associated with Newton's 2nd Law. * F = ma F = d/t m = Fa a = Fm
a)
F = ma
b)
F = d/t
c)
m = Fa
d)
a = Fm
19.
An automobile with the mass of 1000 kg accelerates when the traffic light turns green in a forward motion. If the net force on the car is 4000 N, what is the car's acceleration?
a)
4 m/s/s
b)
4 m/s/s in the forward motion
c)
4 m/s
d)
4 m/s in the forward motion
20.
Another name for Newton's First Law.
a)
Law of Forces
b)
Law of Movement
c)
Law of Balanced Objects
d)
Law of Inertia
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