Free Printable Projectile Motion

1.

Projectile motion is defined as the motion of an object that being projected and ____________________________.

a)

moves in space freely under the influence of gravity

b)

moves freely under the influence of constant velocity

c)

moves in space freely under the influence of force

d)

moves freely under the influence of constant acceleration

2.

The vertical component of projectile motion moves with constant ______________________________.

a)

acceleration of -9.81 ms^-2

b)

velocity of -9.81 ms^-1

c)

acceleration of 0 ms^-2

d)

velocity of 0 ms^-1

3.

The horizontal component of projectile motion moves with constant ______________________________.

a)

acceleration of -9.81 ms^-2

b)

velocity of -9.81 ms^-1

c)

acceleration of 0 ms^-2

d)

velocity of 0 ms^-1

4.

Which of the following statements are TRUE about the conditions of an object at maximum height while undergoing projectile motion.

a)

the x-component for its velocity is equals to

u\ \sin\ \theta

b)

the y-component for its velocity is equals to $0\ ms^{-1}$

c)

the magnitude of velocity is equals to the value of $u\ \sin\ \theta$

d)

the magnitude of velocity is $0\ ms^{-1}$

5.

When an object reaches the highest point in projectile motion, the vertical component of its velocity will become __________________________________________________________.

a)

zero because the object will continue moving and falls to the ground

b)

non zero because the object will continue moving and falls to the ground

c)

zero because the object will stop for a short moment before it falls back to the ground

d)

non zero because the object will stop for a short moment before it falls back to the ground

6.

At maximum height, $v_y=0\ ms^{-1}\$
If the vertical component is denoted as $v_y$ and the maximum height is denoted as $H$ . Which of the following equations may be used to calculate the value of $H$ even if no time is provided in the question?

a)

v_{y_{\ }}=\ u_{y\ }-9.81t

b)

$v_y^2=u_y^2-9.81H$

c)

$s_y=u_yt\ -\frac{1}{2}\left(9.81\right)t^2$

7.

How do we calculate the flight time for projectile motion?

a)

Find the time for the object to reach maximum height , then divide by 2

b)

Find the time for the object to reach maximum height , then multiply by 2

c)

Find the time for the object to reach maximum height , then add by 2

d)

Find the time for the object to reach maximum height , then subtract by 2

8.

Horizontal range, R is the ...........

a)

maximum height

b)

maximum vertical displacement

c)

highest point

d)

maximum horizontal displacement

9.

$\theta=0^o$

Projectile motion at this angle is also called as.....

a)

free fall

b)

horizontal projectile

c)

vertical projectile

10.

$u\ =10\ ms^{-1}$

In horizontal projectile motion, if the value of its initial velocity is as above, what is the value of its x-component and y-component?

a)

$u_x=0\ ms^{-1}\ ;\ u_y=10\ ms^{-1}$

b)

$u_x=10\ ms^{-1}\ ;\ u_y=10\ ms^{-1}$

c)

$u_x=10\ ms^{-1}\ ;\ u_y=0\ ms^{-1}$

d)

$u_x=0\ ms^{-1}\ ;\ u_y=0\ ms^{-1}$

11.

$\theta=90^o$

Projectile motion at this angle is also called as.....

a)

free fall

b)

horizontal projectile

c)

vertical projectile

12.

Free fall body has constant acceleration that is also called as acceleration due to gravity which has the value of....

a)

$9.8\ ms^{-1}$

b)

$9.81\ ms^{-1}$

c)

$9.8\ ms^{-2}$

d)

$9.81\ ms^{-2}$

Projectile Motion

Total questions: 12

Worksheet time: 6mins

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