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Projectile Motion Quiz

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

A ball is rolled off a table with an initial horizontal speed of 5 m/s. Neglecting air resistance, the time it takes to hit the ground depends on:

a)

The horizontal speed

b)

The height of the table

c)

Both the horizontal speed and height

d)

Neither the horizontal speed nor the height

2.

If two objects are dropped from the same height, one being dropped vertically and the other given a horizontal velocity, they will:

a)

Hit the ground at the same time

b)

Hit the ground at different times

c)

Depend on their masses

d)

Depend on their horizontal velocities

3.

The horizontal velocity of a projectile remains constant because:

a)

Gravity does not act in the horizontal direction

b)

There is no air resistance

c)

Gravity cancels horizontal forces

d)

Both A and B

4.

For a ball rolling off a table, its horizontal displacement depends on:

a)

Initial horizontal velocity and height

b)

Initial vertical velocity

c)

Height only

d)

Mass of the ball

5.

A projectile launched horizontally will experience:

a)

Constant acceleration downward

b)

Constant speed in both directions

c)

Increasing speed in the horizontal direction

d)

No acceleration

6.

If the height of a table is doubled while keeping the horizontal speed constant, the time of flight:

a)

Increases

b)

Decreases

c)

Stays the same

d)

Depends on the mass

7.

A marble is launched horizontally at 10 m/s. Ignoring air resistance, what is its vertical acceleration during its flight?

a)

0 m/s²

b)

-10 m/s²

c)

-9.8 m/s²

d)

Depends on the mass

8.

The range of a projectile launched horizontally from a certain height depends on:

a)

Horizontal velocity and height

b)

Vertical velocity

c)

Mass of the object

d)

Height only

9.

At the peak of its trajectory, the vertical velocity of a horizontally launched projectile is:

a)

Zero

b)

Maximum

c)

Equal to its initial velocity

d)

Does not exist for horizontal motion

10.

Two balls are launched horizontally from the same height but with different speeds. Which hits the ground first?

a)

The faster ball

b)

The slower ball

c)

They hit the ground at the same time

d)

Depends on their masses

11.

For a projectile launched at an angle, the horizontal velocity:

a)

Increases due to gravity

b)

Decreases due to gravity

c)

Remains constant

d)

Depends on the launch height

12.

The maximum height of a projectile depends on:

a)

Its initial vertical velocity

b)

Its initial horizontal velocity

c)

Both horizontal and vertical velocities

d)

Its mass

13.

The horizontal range of a projectile is maximum when the launch angle is:

a)

30°

b)

45°

c)

60°

d)

90°

14.

At the top of its trajectory, a projectile’s vertical velocity is:

a)

Zero

b)

Maximum

c)

Equal to its horizontal velocity

d)

Half of its initial velocity

15.

For a projectile launched at an angle, its time of flight is determined by:

a)

Initial speed and angle

b)

Mass and angle

c)

Only its angle

d)

Horizontal velocity

16.

A projectile launched at a certain angle has its maximum height when:

a)

Vertical velocity is zero

b)

Horizontal velocity is zero

c)

Both vertical and horizontal velocities are zero

d)

Vertical velocity equals horizontal velocity

17.

The total time of flight for a projectile depends on:

a)

Vertical motion only

b)

Horizontal motion only

c)

Both vertical and horizontal motions

d)

None of the above

18.

If air resistance is ignored, the trajectory of a projectile is:

a)

A straight line

b)

A parabola

c)

A hyperbola

d)

A circle

19.

For a given initial speed, the maximum range occurs at:

a)

45°

b)

30°

c)

60°

d)

90°

20.

A projectile launched at 60° has the same range as one launched at:

a)

30°

b)

45°

c)

90°

d)

15°