wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Rocket Science

Total questions: 29

Worksheet time: 29mins

Name
Class
Date
1.

What is the definition of rocket?

a)

A cylindrical projectile that can be propelled by the combustion of its contents.

b)

A vehicle that obtains thrust from a rocket engine.

c)

Any of several plants of the mustard family: such as Arugula.

d)

A device that is used to hurl explosives at an enemy.

e)

All of these answers are correct.

2.
Rockets are able to lift off and travel because of
a)
thrust
b)
speed
c)
velocity
d)
escape veocity
3.
The amount of thrust (force) produced by the rocket engines needs to be __________ than the force of gravity holding it down.
a)
Equal
b)
Greater
c)
Less
4.
Relating to Newton’s Third Law, action and reaction, what is the reaction when a rocket expels gas, smoke and flames from the nozzle end of the rocket engine?
a)
Nothing
b)
Propels in the opposite direction
c)
Creates a balanced force
d)
Creates friction
5.
Identify the various types of rockets parts seen in the picture
a)
Nose Cone 
b)
Fin
c)
Payload
d)
Rocket Engine
6.

What part of a small rocket has the greatest impact on stability?

a)

Fins

b)

Nose Cone

c)

Pressure Vessel

7.
Identify the part of a rocket seen in the picture.
a)
Nose Cone 
b)
Fin
c)
Payload
d)
Rocket Engine
8.
The part of a rocket engine where hot gasses exit the engine.
a)
Hydrogen Tank
b)
Nose Cone
c)
Oxygen Tank
d)
Nozzle
9.

As the speed of the rocket increases, the distance

a)

remains the same.

b)

increases.

c)

decreases.

d)

is balanced.

10.

How do you calculate the average speed of an object?

a)

You take the mass and divide it by the volume.

b)

You take the distance the object traveled and divide it by the time the object took to travel that distance.

c)

You take the mass and multiply it by acceleration.

d)

You take the distance it traveled and subtract the time.

11.
What is the image to the right missing that will effect it's stability the most?
a)
Nose Cone
b)
Fins
c)
Pressure Vessel
d)
Paint
12.

This is a rocket. The rocket pushes the fuel down.What is the other force in this interaction pair?

a)

The fuel pulls the rocket up.

b)

The fuel pushes the rocket up.

c)

The rocket pulls the earth up.

d)

The earth pulls the rocket down.

13.

These are all the forces that act on moving rocket.

a)

Lift, Weight, Gravity & Thrust

b)

Lift, Drag, Gravity & Thrust

c)

Lift, Push, Pull & Drag

d)

Lift, Thrust & Drag

14.

Which of these shapes would be aerodynamic?

a)

Square

b)

Cone

15.

Resistance that slows an object down in the atmosphere(air).

a)

Drag

b)

Fin

c)

Fuselage

d)

Speed of Sound

16.

Two identical soccer balls are launched across the field by a catapult five minutes apart. One ball travels 5 meters further than the other. What explanation can be given for this difference?

a)

One ball experienced more gravity than the other.

b)

One ball experienced more drag because of the wind.

c)

One ball was heavier than the other.

d)

It is impossible for the two balls to travel different distances.

17.
The force of pushing forward making your rocket launch from the platform is ____________.
a)
Drag
b)
Thrust
c)
Aerodynamics
d)
Gravity
18.

What is the direction of the lift force the fins put on the rocket?

a)

upward

b)

downward

c)

backward

d)

sideways

19.
As long as the thrust of the engines continues, the rocket __________.
a)
Accelerates
b)
Unbalanced
c)
Balanced
d)
Friction
20.
Speed needed to travel around a planet.
a)
thrust
b)
orbital velocity
c)
escape velocity
d)
warp
21.
National Aeronautics and Space Administration
a)
formed by the Soviet Union to build rockets
b)
formed by the United States to build rockets and develop space technology.
c)
formed by German scientist
d)
formed by Robert Goddard
22.
Launched first liquid fuel rocket.
a)
NASA
b)
Tsiolkosky
c)
R. Goddard
d)
Newton
23.
Speed needed to break away from the gravitational pull of a planet.
a)
thrust
b)
orbital velocity
c)
warp
d)
escape velocity
24.
Developed the theory of rockets being able to travel to outer space.
a)
Tsiolkosky
b)
Goddard
c)
Newton
d)
NASA
25.

What is an oxidizer?

a)

Chemical used to keep rust off of a rocket

b)

A machine that cleans a rocket.

c)

A type of chemical which a fuel requires to burn.

d)

The name of the latest NASA test rocket.

26.

Why do rockets use oxidizers?

a)

They are needed to create oxygen for astronauts.

b)

They allow rockets to operate in space.

c)

Oxidizers keep Earth bacteria from contaminating Space.

d)

Oxidizers keep potential alien microbes contaminating the Earth.

27.

What is the main difference between a jet engine and a rocket engine?

a)

Rocket engines function by expelling hot gases opposite to the direction of desired acceleration, jet engines do not.

b)

Jet engines have nozzles and rockets do not.

c)

Jet engines get oxygen to burn fuel from the air and rocket engines carry their own which allows them to operate in space.

d)

Jet engines are generally more powerful and wasteful than rocket engines.

28.

Which of these images does not depict a rocket?

a)
b)
c)
d)
e)
29.

What is rocket science?

a)

Rocket science is a term used to describe anything considered overly complex to the average luddite.

b)

Rocket science is astronautics

c)

All of these answers are correct.

d)

Rocket science is the study of rockets and their design.