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WorksheetsRocket Vocabulary - Gadgets -7
Total questions: 21
Worksheet time: 42mins
Name
Class
Date
1.
is the rate of change of velocity of an object
a)
Acceleration
b)
Apogee
c)
Combustor
d)
Drag
2.
the point in outer space where an object traveling around the Earth (such as a satellite or the moon) is farthest away from the Earth
a)
Apogee
b)
Combustor
c)
Drag
d)
Fin
3.
In the combustor the air is mixed with fuel and then ignited. This process results in high temperature, high-energy airflow. The fuel burns with the oxygen in the compressed air, producing hot expanding gases.
a)
Combustor
b)
Drag
c)
Fin
d)
Fuselage
4.
Resistance that slows an object down in the air. Items that are streamlined have less drag in air.
a)
Drag
b)
Fin
c)
Fuselage
d)
Speed of Sound
5.
the vertical part of the tail
a)
Fin
b)
Fuselage
c)
Speed of Sound
d)
Tail
6.
The body of the rocket
a)
Fuselage
b)
Speed of Sound
c)
Tail
d)
Thrust
7.
When a plane travels faster than 760mph a sound barrier forms in front of the plane. If a plane is going at the speed of sound it is traveling at Mach 1.
a)
Speed of Sound
b)
Tail
c)
Thrust
d)
Acceleration
8.
The part of the plane(rocket) that provides stability for the plane(rocket)
a)
Tail
b)
Thrust
c)
Acceleration
d)
Apogee
9.
The force of flight that pushes a plane forward. The engine provides the thrust for flight
a)
Thrust
b)
Apogee
c)
Combustor
d)
Fuselage
10.
What is Newton's First Law
a)
F=ma
b)
Every action has an equal and opposite reaction
c)
An object at rest stays at rest, an object in motion stays in motion.
d)
Friction
11.
What is the name for a push or pull?
a)
A movement
b)
A force
c)
Speed
d)
Density
12.
Which type of force(s) will cause a change in an object's motion?
a)
gravity
b)
zero net force
c)
balanced forces
d)
unbalanced forces
13.
What Unit do we Measure Force in?
a)
Newtons
b)
Joules
c)
Force
d)
Don't know
14.
Newton's third law states that any action will have a(n) _______ and ______ reaction
a)
Equal and similar
b)
Equal and opposite
c)
Equal and different
d)
Greater and opposite
15.
This equation goes with which law?
a)
Newton's first law of motion
b)
Newton's second law of motion
c)
Newton's third law of motion
d)
None of these
16.
An object at rest will _______ if no outside forces are applied.
a)
Stay at rest
b)
Increase Velocity
c)
Decrease Mass
d)
Go to sleep
17.
According to Newton’s first law of motion, a moving object that is not acted on by an unbalanced force will ..
a)
remain in motion.
b)
eventually come to a stop.
c)
change its momentum.
d)
accelerate.
18.
What is the force applied to all objects on Earth?
a)
Earthquakes
b)
Gravity
19.
____ is the rubbing force that acts against motion between two touching surfaces.
a)
Acceleration
b)
Normal force
c)
Momentum
d)
Friction
20.
The scientist who is most famous for developing the Laws of Motion is _____.
a)
Albert Einstein
b)
Stephen Hawking
c)
Sir Isaac Newton
d)
Galileo Galilei
21.
What can a force do?
a)
all of the above
b)
start a motion
c)
stop a motion
d)
change the direction of the motion
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