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Physics Midterm Review 2025 Flashcards | StudBud
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Physics Midterm Review 2025
Physics Midterm Review 2025
33 terms
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College Prep Physics Class
Flashcards
33 cards
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Practice quiz
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Questions
33
Answers
1
If a car is driving North and slowing down, in what direction is its acceleration?
South
East
Forward
North
2
Which of the following would NOT be in free-fall while falling?
anvil
index card
bowling ball
rock
3
What is the mass of a 490 N person?
45 kg
50 kg
60 kg
40 kg
4
When riding on an elevator that is accelerating upward, a rider will feel __________.
Heavier than normal
normal
Lighter than normal
5
Air bags are effective because the force on a rider…
increases as collision time decreases
decreases as collision time increases
increases as collision time increases
decreases as collision time decreases
6
During a collision between two objects, the total momentum of the system will _______________.
remain constant
decrease
increase
7
The slope of a distance graph tells us...
displacement
acceleration
velocity
time
8
The area defined by a velocity graph tells us...
acceleration
time
displacement
velocity
9
Which of the following has the highest coefficient of friction?
ice
tile
none of the above
cement
10
In order to move forward, a swimmer pushes backward on the water. This demonstrates Newton's ___ Law.
1st
3rd
2nd
4th
11
If you walk 3km North then 2 km South then 4 km North, what is your displacement?
5 km North
9 km
5 km
9 km North
12
If a car suddenly stops, riders are jerked forward. This is an example of Newton's ___ Law.
3rd
2nd
1st
4th
13
What are considered to be the three basic units in physics?
g, cm, s
kg, m, s
kg, cm, s
g, m, s
14
If a 10 N applied force moves a crate at constant speed, what is the force of friction on it?
0
20 N
5 N
10 N
15
If a projectile is launched horizontally, where is it moving the fastest?
all speeds are equal
when landing
at launch
half-way
16
Which will change if you go to the Moon?
your Weight
your Name
your Mass
17
Which two variables are constant throughout a projectile's flight?
acceleration and horizontal velocity
acceleration and time
acceleration and vertical velocity
horizontal velocity and vertical velocity
18
Impulse is synonymous with…
energy
momentum
change in energy
change in momentum
19
When an object is thrown upward, where is its acceleration the smallest?
landing point
release point
highest point
all are equal
20
Which is NOT always true about an object in equilibrium?
its velocity is constant
it is at rest
the forces on it are balanced
its acceleration is zero
21
Which is the largest unit?
nm
mm
cm
m
22
Which is correct regarding distance, displacement, speed and velocity?
distance and speed are the vectors
distance and velocity are the vectors
displacement and velocity are the vectors
displacement and speed are the vectors
23
A roadrunner runs 50 m North then 150 m South in a total time of 25 s. Find its average speed.
4 m/s South
8 m/s South
4 m/s
8 m/s
24
Which will land first, a projectile launched horizontally or one dropped from the same height?
Depends on launch speed
Same time
Dropped one
Launched one
25
A 2000 kg van hits a 1000 kg car. Which experiences the larger impulse?
Van
Car
Same impulse
26
The acceleration due to gravity on Earth is:
-9.8 m/s2
9.8 m/s2 down
9.8 m/s2 south
+9.8 m/s2
27
How many meters are in a kilometer?
10
100
1000000
1000
28
A percent error calculation is a measurement of...
control
precision
accuracy
29
the slope of a velocity graph tells us...
velocity
time
displacement
acceleration
30
If an object has a downward acceleration, what MUST the object be doing?
moving upward
moving at constant speed
can't tell
moving downward
31
I throw 3 darts and they all hit 6 inches right of center within an inch of each other. I am...
accurate but not precise
neither precise nor accurate
precise but not accurate
accurate and precise
32
Which of the following is a vector?
mass
speed
velocity
distance
33
When an object is thrown upward, where is it moving the slowest?
highest point
all are equal
release point
landing point
