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WorksheetsAir & Aerodynamics
Total questions: 32
Worksheet time: 30mins
Name
Class
Date
1.
If I place a crumpled up piece of paper in a glass and place it upside down in a bowl of water, what happens?
a)
It will get wet
b)
It will stay dry
c)
It will float
d)
It will sink
2.
What is the key to a good hypothesis?
a)
It is stated in a way that can be proven right.
b)
It is stated in a way that can be tested.
c)
It is stated in a way that we can understand.
3.
When we make observations during experiments, we use our senses. Which of the following is not one of our 5 senses?
a)
Taste
b)
Touch
c)
Smell
d)
Inferring
4.
The name of the variable we do not change in an experiment is called the _________ variable.
a)
Controlled
b)
Manipulated
c)
Responding
d)
Working
5.
What is the force that allows a plane to get off the ground?
a)
Drag
b)
Thrust
c)
Thrust
d)
Lift
6.
What is it called when you design an aircraft in a way in which it reduces drag?
a)
Aerodynamic
b)
Streamlined
c)
Steamlined
d)
Aerostreamed
7.
Light bones, light body weight, streamlined shape and large wings.
These are examples of:______________
These are examples of:______________
a)
Adaptations
b)
Adoptions
c)
Streamline
d)
Variables
8.
In order to move forward, you must have more thrust than _______ to fly.
a)
Thrust
b)
Lift
c)
Drag
d)
Gravity
9.
How might a swimmer streamline their body?
a)
Shave their body hair
b)
Wear tight fitting swimsuits
c)
Wear a swim cap
d)
All of the above
10.
How might a cyclist streamline their body?
a)
Wear jeans
b)
Stand up while peddling
c)
Wear a special helmet
d)
Add a parachute
11.
What do parachutes rely on to fall to the ground more slowly?
a)
Lift
b)
Drag
c)
Thrust
d)
Lift
12.
What is process called that causes fruit to brown and rust to form on steel and iron?
a)
Oxygenization
b)
Oxygen
c)
Oxyclean
d)
Oxidation
13.
What 2 gasses make up 99% of the air we breathe?
a)
Oxygen & Methane
b)
Nitrogen & Methane
c)
Nitrogen & Oxygen
d)
Methane & Krypton
14.
What does this image represent?
a)
Lift
b)
Bernoulli's Principle
c)
Oxidation
d)
Drag
15.
Why does a candle go out when you place a jar over top of it?
a)
There is no carbon dioxide
b)
There is no light
c)
There is no room
d)
There is no oxygen
16.
What is the special group of feathers called that is attached to a bird's thumb?
a)
The alala
b)
The alula
c)
The turning tail
d)
The alaska
17.
What is the middle section of an insects body called?
a)
The abdomen
b)
The stomach
c)
The thorax
d)
The thurax
18.
Theory 3 - The faster air moves, the lower the ________.
a)
Speed
b)
Density
c)
Compression
d)
Pressure
19.
Theory 2 - Air is _____ and capable of being compressed.
a)
Fluid
b)
Wet
c)
Pressurized
d)
Flowing
20.
Theory 1- Air takes up space and ______ pressure.
a)
Raises
b)
Lowers
c)
Exerts
d)
Provides
21.
The air ______ a wing tends to move faster than the air below it.
a)
Above
b)
Below
c)
Beside
d)
Inside
22.
This dog is the ______ dog in the world.
a)
Cutest
b)
Uglist
23.
Why do we need to inflate our tires in the winter and let air out in the summer?
a)
Because in the winter cold air makes them deflate, and in the summer hot air makes them inflate.
b)
Because in the winter cold air makes them inflate, and in the summer hot air makes them deflate.
24.
Air is considered a...
a)
Solid
b)
Fluid
c)
Liquid
d)
Plasma
25.
What happens to air when it is heated?
a)
It compresses and shrinks
b)
It rises
c)
it expands
d)
it expands and rises
26.
When Kassius karate-chopped the ruler in class, he was proving that:
a)
Air has a mass
b)
Air can be compressed
c)
Air is a fluid
d)
Air exerts pressure
27.
Air can fill any container because it is a...
a)
Solid
b)
Liquid
c)
Gas
d)
Fluid
28.
A scuba tank uses which of the following properties of air?:
a)
Air exerts pressure
b)
Air can be condensed
c)
Air has volume
d)
Air has a mass
29.
______________ pulls the plane downward and objects are pulled toward the center of the Earth.
a)
Lift
b)
Thrust
c)
Drag
d)
Gravity
30.
____________ air moves faster over the wing meaning slower moving air underneath pushes the plane up
a)
Lift
b)
Drag
c)
Thrust
d)
Gravity
31.
_______________ is the force that is resistance of air and it is greater if the plane is flying into the wind
a)
Lift
b)
Drag
c)
Thrust
d)
Gravity
32.
True or False. As speed increases, pressure decreases.
a)
True
b)
False
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