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Physical Science Midterm Review 24-25

Total questions: 80

Worksheet time: 2hrs 20mins

Name
Class
Date
1.

The vertical axis of a line graph is called the __________.

a)

slope

b)

line of best fit

c)

x-axis

d)

y-axis

2.

The horizontal axis of a line graph is called the __________.

a)

slope

b)

line of best fit

c)

x-axis

d)

y-axis

3.
What was the bear population in 2001?
a)
40
b)
45
c)
50
d)
55
4.

The base unit of metric length.

a)

Meter

b)

Liter

c)

Gram

5.

The base unit of metric volume.

a)

Meter

b)

Liter

c)

Gram

6.

The base unit of metric mass.

a)

Meter

b)

Liter

c)

Gram

7.

Explain the motion from 0-1s

a)

Stationary

b)

Constant speed

c)

Constant acceleration

d)

Non-constant acceleration

8.

Explain the motion from 8s onwards. The blue line runs along the x-axis. Hint: What is the velocity from 8s onwards.

a)

Stationary

b)

Constant speed

c)

Constant acceleration

d)

Constant deceleration

9.

Explain the motion

a)

Stationary

b)

Constant speed

c)

Constant acceleration

d)

Non-constant acceleration

10.

Which of these velocity vs. time graphs shows an object changing direction?

a)
b)
c)
d)
11.

This velocity vs. time graph shows an object...


(Hint: For this graph, the velocity is 0 m/s!)

a)

not moving

b)

moving with constant velocity

c)

moving with changing velocity

12.

This velocity vs. time graph shows an object...

a)

not moving

b)

moving with constant velocity

c)

moving with changing velocity

13.

This velocity vs. time graph shows an object...

a)

not moving

b)

moving with constant velocity

c)

moving with changing velocity

14.

This position vs. time graph shows an object...

a)

not moving

b)

moving with constant velocity

c)

moving with changing velocity

15.

This position vs. time graph shows an object...

a)

not moving

b)

moving with constant velocity

c)

moving with changing velocity

16.

This velocity vs. time graph shows an object...

a)

not moving

b)

moving with constant velocity

c)

moving with changing velocity

17.

This position vs. time graph shows an object...

a)

not moving

b)

moving with constant velocity

c)

moving with changing velocity

18.

This position vs. time graph shows an object...

a)

not moving

b)

moving with constant velocity

c)

moving with changing velocity

19.

This position vs. time graph shows an object...

a)

not moving

b)

moving with constant velocity

c)

moving with changing velocity

20.

This position vs. time graph shows an object...

a)

speeding up

b)

slowing down

21.

What is the shape of a velocity graph for constant velocity?

a)

diagonal line

b)

flat line

c)

parabola

22.

Which graph shows an object that doesn't move in the beginning?

a)
b)
c)
23.
Which section of the graph shows constant velocity?
a)
AB
b)
BC
c)
EF
d)
GH
24.

Velocity measurements are given in units of...

a)

displacement / time

b)

time2 / displacement

c)

displacement / time2

d)

time / displacement

25.

Jerry walked from home to school, then from the school to the park. What is his total distance?

a)

2 km

b)

5 km

c)

8 km

d)

10 km

26.

What does the b mean in y=mx+b?

a)

Slope

b)

Nothing

c)

x-intercept

d)

y-intercept

27.

What does "m" stand for in the slope formula?

a)

y axis

b)

slope

c)

y coordinate

d)

x coordinate

28.
What is the difference between distance and displacement?
a)
distance is the total length of the path an object travels. Displacement is the straight line distance from starting point to ending point with a certain direction
b)
displacement is the total length of the path an object travels. Distance is the straight line distance from starting point to ending point.
c)
displacement uses no direction whereas distance does
d)
there is no difference. they are the same!
29.

Deb walked to the ice cream shop. Sat and ate her ice cream and then went for a run.


Which graph matches this motion?

a)
b)
c)
d)
30.

What is the formula for calculating speed?

a)

speed = distancetimespeed\ =\ \frac{dis\tan ce}{time}  

b)

speed = timedistancespeed\ =\ \frac{time}{dis\tan ce}  

c)

speed=distance × timespeed=dis\tan ce\ \times\ time  

d)

speed = distance + timespeed\ =\ dis\tan ce\ +\ time  

31.

a=vfinalvinitialtimea=\frac{v_{final}-v_{initial}}{time}  

Mark slams on the brakes after traveling 25 m/s. It takes him 3 seconds to come to a complete stop. What is his acceleration?


a)

8.33 m/s2

b)

-8.33 m/s2

c)

75 m/s2

d)

-75 m/s2

32.

Calculate the speed of the runner represented by the SOLID line in Graph B.

a)

2.5 yd/sec

b)

5 yd/sec

c)

30 yd

d)

4 sec

33.
How long did it take this object to travel 10 m?
a)
0 s
b)
10 s
c)
15 s
d)
20 s
34.

How fast is this object moving?

a)

1 meter

b)

1 meter /second

c)

2 meters/second

d)

4 seconds

35.

Mark slams on the brakes after traveling 25 m/s. It takes him 3 seconds to come to a complete stop. What is his acceleration?

a)

8.33 m/s2

b)

-8.33 m/s2

c)

75 m/s2

d)

-75 m/s2

36.

How much time did it take Matthew to slow down to a complete stop, after traveling at 30 m/s. His acceleration is -12 m/s2

a)

2.5 s

b)

360 s

c)

.4 s

d)

-2.5 s

37.

Georgia is jogging with a velocity of +4 m/s when she accelerates at +2 m/s2 for 3 seconds. How fast is Georgia running now?

a)

10 m/s

b)

2.6 m/s

c)

9 m/s

d)

3.5 m/s

38.
Acceleration is defined as the CHANGE in 
a)
time it takes for one place to move to another place. 
b)
velocity of an object.
c)
distance divided by the time interval 
d)
velocity divided by the time interval 
39.
Which graph shows the object standing still?
a)
A
b)
B
c)
C
d)
D
40.

The SI unit for acceleration is

a)

mph

b)

ft/sec

c)

m/s2

d)

m/s

41.

The equation for acceleration is...

a)
b)
c)
d)
42.

The graph shows

a)

positive velocity that's getting faster

b)

negative velocity that's getting faster

c)

negative velocity that's getting slower

d)

positive velocity that's getting slower

43.

The graph shows

a)

positive velocity that's getting faster

b)

negative velocity that's getting faster

c)

negative velocity that's getting slower

d)

positive velocity that's getting slower

44.

The graph shows

a)

positive velocity that's getting faster

b)

negative velocity that's getting faster

c)

negative velocity that's getting slower

d)

positive velocity that's getting slower

45.

The graph shows

a)

positive velocity that's getting faster

b)

negative velocity that's getting faster

c)

negative velocity that's getting slower

d)

positive velocity that's getting slower

46.

The graph shows

a)

positive velocity that's getting faster

b)

negative velocity that's getting faster

c)

negative velocity that's getting slower

d)

positive velocity that's getting slower

47.

The graph shows

a)

positive velocity that's getting faster

b)

negative velocity that's getting faster

c)

negative velocity that's getting slower

d)

positive velocity that's getting slower

48.

The graph shows

a)

positive velocity that's getting faster

b)

negative velocity that's getting faster

c)

negative velocity that's getting slower

d)

positive velocity that's getting slower

49.

The graph shows

a)

positive velocity that's getting faster

b)

negative velocity that's getting faster

c)

negative velocity that's getting slower

d)

positive velocity that's getting slower

50.

Calculate the slope from 20-30 seconds

a)

1 m/s/s

b)

0.83 m/s/s

c)

2 m/s/s

d)

0.5 m/s/s

51.

Calculate the slope from 30-50 seconds

a)

1.25 m/s/s

b)

0.83 m/s/s

c)

0.5 m/s/s

d)

-1.25 m/s/s

52.
What is a force?
a)
a push or pull
b)
speed or acceleration 
c)
potential or kinetic energy
d)
balanced or unbalanced force
53.
When objects remain in the same place, it is called...
a)
gravity
b)
friction
c)
balanced force
d)
unbalanced force
54.
What is the force that causes everything to be pulled down to the Earth?
a)
friction
b)
gravity
c)
balanced
d)
unbalanced
55.
Force is measured in....
a)
Galileos 
b)
Newtons
c)
Di Vincis
d)
Einsteins 
56.
Why is it harder for the boy in Image B to get down the hill?
a)
Motion
b)
Friction
c)
Work
d)
Displacement
57.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
58.
What is it called when the force of gravity is acting on an object?
a)
Weight
b)
Sliding Friction
c)
Momentum
d)
Projectile Motion
59.

State Newtons First Law

a)

the rate change of momentum

b)

the rate change of velocity

c)

an object will remain at rest or move along a straight line with constant speed, unless it is acted upon by a force

60.

In the free-body diagram, which of the following is the gravitational force acting on the balloon?

a)

5120 N

b)

950 N

c)

1520 N

d)

4050 N

61.
Which of the following best explains the behavior of the objects shown in the picture?
a)
inertia
b)
weight
c)
normal force
d)
air resistance
62.
If an object is traveling at constant velocity, which two forces will be equal?
a)
weight and net
b)
applied and frictional
c)
net and frictional
d)
net and applied
63.
If an object is resting on a flat, horizontal surface, which of the following will be equal?
a)
weight, mass, gravitational force
b)

normal force & gravitational     force

c)

normal force & frictional force

d)
net force, gravitational force,   frictional force
64.
If a bike has a mass of 10.5 kg, how much does it weigh on Earth?
a)
102.9 N
b)
1.07 N
c)
10.5 N
d)
0.93 N
65.
The Mars Rover Curiosity weighs 8810.2 N on Earth. Determine Curiosity's mass.
a)
899 kg
b)
86,339.96 kg
c)
0.001 kg
d)
8810.2 kg
66.

What is an example of kinetic energy?

a)

A bird sitting in a tree

b)

A bouncy ball on the table

c)

A car driving on the highway

d)

A book on shelf

67.

Which has more potential energy?

a)

A bird in a tree

b)

A car in the garage

c)

An airplane before takeoff

d)

A child on a swing

68.

Total energy in a closed system will always change with the motion of an object.

a)

True; energy is destroyed due to friction

b)

False; energy cannot be destroyed, only transferred.

69.

What is the equation for kinetic energy?

a)

KE = 1/2 Mass X Velocity squared

b)

KE = Speed (m/s) + height (m)

c)

KE = Distance (m) / time (s)

d)

KE = Mass (g) * gravity * height (m)

70.

What situation describes the initial (i) and final (f) state shown by the energy bar graph.

a)

A phone falls from a table (i) to the floor (f)

b)

A ball is thrown straight up (i) into the air (f)

c)

A car driving on a flat road (i) accelerates (f)

71.

A golf pro swings his driver with a mass of 0.75 kg at a velocity of 60 m/s. What is the kinetic energy of the club?

a)

22.5 J

b)

It doesn't have kinetic energy-it has potential energy.

c)

2,700 J

d)

1,350 J

72.

What is the gravitational potential energy equation (weight = mass X acceleration due to gravity)?

a)

PE = mass X velocity

b)

PE = weight X speed

c)

PE = weight X height

d)

PE = height X weight

73.

Which of the following has the GREATEST IMPACT on the kinetic energy of an object and why?

a)

Mass because very small and very large things can't have the same kinetic energy.

b)

Velocity because its value is squared.

c)

Height because it can be a very large number.

d)

The acceleration due to gravity because it is acceleration which is more than velocity.

74.

The acceleration of an object due to gravity on Earth is:

a)

The same as its velocity

b)

9.8 m/s2

c)

It depends on the mass of an object

d)

Equal to its kinetic energy

75.

A marble is given potential energy by being placed at Location W. When the marble is released, it rolls down the track.

At which location does the marble have maximum kinetic energy? Select the correct location on the image.

76.

Formula for velocity

a)

v = d*t

b)

v = d/t

c)

v = m*t

d)

v = m/t

77.

Formula for force

a)

F = m*a

b)

F = m/a

c)

F = d*a

d)

F = d/a

78.

SI unit for energy

a)

Joules

b)

Watts

c)

Newtons

d)

meters

79.

What is the formula for Acceleration (a)?

a)

a = F / m

b)

a = Δv / t

c)

a = m × g

d)

a = P / V

80.

What is the formula for Weight (W)?

a)

W = 1/2 mv^2

b)

W = P / t

c)

W = m × g

d)

W = F × d