stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Physics Midterm Review Flashcards | StudBud
Explore
/
Physics Midterm Review
Physics Midterm Review
33 terms
·
StudBud Administration
·
1,172 plays
Motion
Flashcards
33 cards
F
Practice quiz
P
Host live
L
Questions
33
Answers
1
Acceleration due to gravity is also called
instantaneous acceleration
negative velocity
free-fall acceleration
displacement
2
This image represents which type of diagram?
motion
coordinate system
free-body diagram
particle model
3
Which of Newton's laws states that for every action there is an equal but opposite reaction?
4th
1st
2nd
3rd
4
Which of the following is an example of projectile motion?
a jet lifting off a runway
a thrown baseball
a space shuttle being launched
an aluminum can dropped straight down into a recycling bin
5
Which are simultaneous equal but opposite forces resulting from the interaction of two objects?
action-reaction pairs
net external forces
gravitational forces
field forces
6
Which of the following is a physical quantity that has magnitude and direction?
a scalar
a vector
resultant
component
7
A car's velocity is positive (+) and its acceleration is negative (-). What is the car doing?
traveling at a constant speed
slowing down
remaining at rest
speeding up
8
At which point is the ball's speed about equal to the speed at which it was tossed?
B
C
A
D
9
When dropped at the same height in a vacuum, which would fall faster- a leaf or a stone?
the leaf
they would accelerate at the same rate
need more information
the stone
10
A hammer drives a nail into a piece of wood. Identify the action-reaction pair.
Force of hammer on nail, Force of wood o nail
Force of hammer on nail, Force of nail on hammer
Force of nail on hammer, Force of hammer on wood
Force of hammer on nail, Force of hammer on wood
11
Physics is the study of...
All of these
Energy
Motion
Matter
12
The graph illustrates that the acceleration of the cyclist
is constant
decreases
increases
is zero
13
Which of the following units is the SI unit for acceleration?
m/s2
s/m
s/m2
m/s
14
As an object falls toward Earth,
the object exerts a downward force on Earth.
Newton’s third law does not apply.
the object does not exert a force on Earth.
the upward acc. of Earth is negligible b/c of its large mass
15
A car makes a sharp left turn. What causes the driver to move toward the right side of the car
centrifugal force
centripetal acceleration
inertia
centripetal force
16
In the figure, the horizontal component of the ball’s velocity at A is
equal # but opposite direction to horizontal velocity at D
zero
equal to the horizontal component of its initial velocity.
equal to the vertical component of the ball’s velocity at C.
17
Objects that are falling toward Earth in free fall move...
slower and slower
instantaneous acceleration
faster and faster
at a constant velocity
18
A change in the gravitational force acting on an object will affect the object’s
mass
inertia
coefficient of friction
weight
19
Which of these measurements is most precise?
5.102
477
.000003
16.375
20
Which of the following is the tendency of an object to maintain its state of motion?
inertia
force
velocity
acceleration
21
The variable that is changed by the scientist in an experiment is the...
independent
control
placebo
dependent
22
According to the graph, during which interval is the cat at rest?
0.0 - 5.0 s
15.0 - 20.0 s
5.0 - 10.0 s
10.0 - 15.0 s
23
Newton’s third law of motion involves the interactions of
one object and one force.
one object and two forces.
two object and one force.
two objects and two forces.
24
The measure of the quantity of matter is
force
weight
mass
density
25
According to the graph, the cat greatest positive velocity during which interval?
10.0 - 15.0 s
0.0 - 5.0 s
15.0 - 20.0 s
5.0 - 10.0 s
26
If a nonzero net force is acting on an object, then the object is definitely
moving at a constant velocity
losing mass
at rest
being accelerated
27
Identify the following quantities as a scalar or vector: mass, force, acceleration
scalar, vector, scalar
vector, vector, vector
scalar, vector, vector
scalar, scalar, vector
28
Round 678.90 to two significant figures
670
679
6.80
680
29
According to the graph, the cat has the fastest speed during which interval?
0.0 - 5.0 s
5.0 - 10.0 s
15.0 - 20.0 s
10.0 - 15.0 s
30
At what point of the ball’s trajectory is the vertical component of the ball’s velocity zero?
B
C
D
A
31
In the figure, the magnitude of the ball’s velocity is greatest at location
C
D
B
A
32
Acceleration is defined as
the rate of change of displacement
the change in velocity
the rate of change of velocity
a rate of displacement
33
Describe the accuracy and precision of the data points.
High Accuracy, High Precision
High Accuracy, Low Precision
Low Accuracy, Low Precision
Low Accuracy, High Precision
