WorksheetsModel Rockets
Total questions: 12
Worksheet time: 5mins
Name
Class
Date
1.
Rockets are able to lift off and travel because of
a)
thrust
b)
speed
c)
velocity
d)
escape veocity
2.
What is the Definition of Rocket?
a)
A type of engine or a vehicle that uses this type of engine
b)
A cylinder aircraft
c)
A vehicle exactly like a jet
d)
German Ente(duck)-first rocket powered aircraft
3.
__________ is a force and is the product of mass times the acceleration of gravity.
a)
Force
b)
Mass
c)
Acceleration
d)
Weight
4.
__________ means a change in motion.
a)
Force
b)
Mass
c)
Acceleration
d)
Inertia
5.
__________ means a change in motion.
a)
Force
b)
Mass
c)
Acceleration
d)
Inertia
6.
__________ is related to action.
a)
Action
b)
Reaction
c)
Balance
d)
Friction
7.
Newton’s first law is sometimes referred to as __________.
a)
Newton's first law
b)
Newton's law of inertia
c)
Newton's law of motion
d)
Galileo's law of inertia
8.
What does a rocket need to lift off?
a)
Exertion of an unbalanced force
b)
Unbalanced force
c)
Exertion of a balanced force
d)
Balanced force
9.
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
10.
When a rocket reaches space, atmospheric drag, also known as __________ is greatly reduced or eliminated.
a)
Accelerates
b)
Unbalanced
c)
Balanced
d)
Friction
11.
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
12.
What does the fuel make?
a)
burst
b)
thrust
c)
fire
d)
there is no name
100 %
