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WorksheetsFirst Semester Physics Exam
Total questions: 68
Worksheet time: 34mins
Which of the following is a scalar quantity?
Velocity
Displacement
Speed
Acceleration
A runner travels 400 m around a standard track and ends where they started. What is their displacement?
0 m
200 m
400 m
800 m
If a car travels 300 km in 4 hours, what is its average speed?
50 km/h
60 km/h
65 km/h
75 km/h
Velocity is defined as:
Distance divided by time
Displacement divided by time
Speed multiplied by time
Displacement divided by mass
A vector quantity must include:
Only magnitude
Only direction
Magnitude and direction
Mass
Which of the following best describes displacement?
How far you travel
The shortest straight-line distance from start to end
The total path traveled
Speed in a certain direction
A car drives 30 km east and then 40 km west. Its displacement is:
10 km west
10 km east
70 km east
0 km
Which of the following is NOT a vector?
Force
Velocity
Speed
Displacement
A student walks 3 m north and 4 m east. What is the magnitude of their displacement?
5 m
6 m
7 m
12 m
If speed is constant but direction changes, the velocity:
Increases
Stays the same
Decreases
Changes
Acceleration is defined as:
Change in speed
Change in velocity per unit time
Change in distance
Time divided by velocity
A car speeds up from 10 m/s to 20 m/s in 5 seconds. Its acceleration is:
1 m/s²
2 m/s²
3 m/s²
4 m/s²
If an object has zero acceleration, its motion must have:
Constant velocity
Constant speed but changing direction
Increasing velocity
Decreasing velocity
Negative acceleration means:
The object is slowing down
The object is speeding up
Acceleration is impossible
No change in motion
A car moves with constant acceleration. Which graph shows this?
Position-time is a straight line
Velocity-time is a horizontal line
Velocity-time is a slanted straight line
Acceleration-time curves upward
If the velocity-time graph has a positive slope, the object is:
Slowing down
Speeding up
Stopped
Moving backwards
A car slows from 15 m/s to 5 m/s in 2 s. What is its acceleration?
-2.5 m/s²
-5 m/s²
+5 m/s²
+2.5 m/s²
A constant velocity means acceleration equals:
1 m/s²
0 m/s²
10 m/s²
Depends on mass
In 1D motion, an object moving left with positive acceleration will:
Speed up
Slow down
Stay the same
Stop immediately
If an object has a constant positive acceleration, its velocity vs. time graph should be:
Flat
Horizontal at zero
A straight line with positive slope
Curved downward
Which variable does not appear in the kinematic equation v_f² = v_i² + 2ad?
Final velocity
Distance
Acceleration
Time
A ball accelerates at 3 m/s² from rest for 4 seconds. Its final velocity is:
6 m/s
8 m/s
12 m/s
16 m/s
A car starts from rest and accelerates at 2 m/s² for 5 s. How far does it travel?
10 m
15 m
25 m
50 m
Which kinematic equation would you use to find distance when time, initial velocity, and acceleration are known?
v = d/t
d = v_i t + ½ a t²
v_f² = v_i² + 2ad
v_f = v_i + at
A car’s velocity increases from 5 m/s to 25 m/s with an acceleration of 5 m/s². What distance was traveled?
30 m
50 m
60 m
300 m
A negative acceleration in a kinematic equation typically means:
Moving backward
Slowing down
Going uphill
No motion
A bike accelerates from 2 m/s to 10 m/s in 4 s. What is the acceleration?
1 m/s²
1.5 m/s²
2 m/s²
3 m/s²
If an object travels with constant acceleration, its velocity changes:
Linearly
Quadratically
Randomly
Not at all
In the equation d = v t, v must be:
Initial velocity only
Final velocity only
Average velocity
Instantaneous acceleration
Free-fall acceleration on Earth is approximately:
1 m/s²
5 m/s²
9.8 m/s²
98 m/s²
A dropped object (no air resistance) has:
Constant velocity
Constant acceleration
Increasing acceleration
Zero acceleration
A ball is thrown upward. At the very top of its motion:
Velocity = 0, acceleration = 0
Velocity = 0, acceleration = -9.8 m/s²
Velocity = -9.8 m/s², acceleration = 0
Velocity = constant
A rising object has:
Positive velocity, negative acceleration
Negative velocity, positive acceleration
Zero acceleration
Constant positive velocity
For an object launched at an angle (projectile motion), the horizontal acceleration is:
9.8 m/s²
-9.8 m/s²
Variable
0 m/s²
The vertical velocity of a projectile at the top of its path is:
Maximum
Minimum
Zero
Constant
Newton’s First Law states:
F = ma
For every action, there’s an equal and opposite reaction
Objects resist changes in motion
Forces cause acceleration
Newton’s Second Law defines force as:
Mass × velocity
Mass × acceleration
Work × time
Power × distance
Newton’s Third Law example:
A ball speeds up
A rocket pushes gas downward and rises upward
Mass resists acceleration
Speed remains constant
If net force on an object is zero, the object must:
Speed up
Slow down
Move with constant velocity
Accelerate
Doubling the net force on an object will:
Halve its acceleration
Double its acceleration
Not change acceleration
Change mass
Newton’s Law of Universal Gravitation states that the gravitational force between masses depends on:
Their charges and distance
Their masses and distance
Their volumes and density
Their speeds only
If the distance between two masses doubles, the gravitational force becomes:
Twice as strong
Four times as strong
Half as strong
One-fourth as strong
Work is defined as:
Force divided by distance
Force times distance
Mass times acceleration
Power times time
Power is defined as:
Work divided by time
Work times distance
Force times velocity
Mass times acceleration
A student pushes with 20 N across 5 m in 4 seconds. What power is produced?
10 W
20 W
25 W
100 W
What is the difference between scalars and vectors?
Scalars have magnitude only; vectors have magnitude and direction.
Scalars have direction only; vectors have magnitude only.
Scalars have both magnitude and direction; vectors have magnitude only.
Scalars have magnitude and direction; vectors have direction only.
What is the difference between distance and displacement?
Distance is the total path; displacement is the straight-line change in position.
Distance is the straight-line change in position; displacement is the total path.
Distance and displacement are the same.
Distance is measured in seconds; displacement is measured in meters.
Fill in the blank: Speed = ______ / time.
distance
mass
volume
energy
Fill in the blank: Velocity = ______ / time.
displacement
mass
force
energy
Fill in the blank: Acceleration = ______ / Δt.
Δv
Δx
Δa
ΔF
Fill in the blank: The value of free-fall acceleration (g) is ______ m/s² downward.
9.8
8.5
10.2
7.6
In projectile motion, what is the vertical acceleration?
0
9.8 m/s²
-9.8 m/s²
1 m/s²
Match the following Newton's Laws with their descriptions:
For every action, there is an equal and opposite reaction
Inertia
An object in motion stays in motion unless acted upon by an external force
F=ma
Force equals mass times acceleration
Action-reaction
Fill in the blank: Universal Gravitation: F = G ______ / r².
m₁ m₂
m₁ + m₂
m₁ - m₂
m₁ / m₂
Fill in the blank: Work = ______ × d.
F
m
v
t
Fill in the blank: Power = ______ / t.
W
J
V
A
Fill in the blank: The formula for velocity is _______.
v = d / t; Velocity = Δx / t
v = t / d; Velocity = t / Δx
v = d × t; Velocity = Δx × t
v = d + t; Velocity = Δx + t
Fill in the blank: The formula for acceleration is _______.
a = Δv / t
a = v × t
a = t / Δv
a = v - t
Fill in the blank: The kinematic equation for velocity in 1D is _______.
v = v₀ + at
v = v₀ - at
v = at
v = v₀ + 2at
Fill in the blank: The kinematic equation for displacement in 1D is _______.
d = v₀ t + ½ a t²
d = v₀ t - ½ a t²
d = v₀ t² + ½ a t
d = v₀ + ½ a t²
Fill in the blank: The kinematic equation for final velocity squared in 1D is _______.
v² = v₀² + 2 a d
v² = v₀² - 2 a d
v² = v₀² + a d²
v² = v₀² + 2 d / a
Fill in the blank: The kinematic equation for displacement using average velocity is _______.
d = (v₀ + v)/2 t
d = v₀t + 1/2 at²
d = vt + 1/2 at²
d = v₀t
Fill in the blank: The acceleration due to free-fall is _______.
a = g = 9.8 m/s² downward
a = 0 m/s²
a = 9.8 m/s² upward
a = 5 m/s² downward
Fill in the blank: For projectile motion, the horizontal acceleration is _______ and the vertical acceleration is _______.
Horizontal a = 0; Vertical a = -9.8 m/s²
Horizontal a = -9.8 m/s²; Vertical a = 0
Horizontal a = 9.8 m/s²; Vertical a = 0
Horizontal a = 0; Vertical a = 9.8 m/s²
Match the following Newton's Laws to their definitions:
Inertia
An object in motion stays in motion unless acted upon by an external force.
F = ma
Force equals mass times acceleration.
Action-Reaction
For every action, there is an equal and opposite reaction.
Fill in the blank: The formula for gravitational force is _______.
F = G m₁ m₂ / r²
F = m a
F = k q₁ q₂ / r²
F = m v² / r
Fill in the blank: The formula for work is _______.
Work = F d
Work = m a
Work = v t
Work = P t
Fill in the blank: The formula for power is _______.
Power = W / t
Power = F × d
Power = m × a
Power = V × I
