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Physics of Flight

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

Which is not a force of flight?

a)

lift

b)

thrust

c)

pitch

d)

drag

2.

Which opposing forces are correctly matched?

a)

lift & thrust

b)

thrust & weight

c)

drag & lift

d)

weight & lift

3.

Which condition will cause a plane to rise?

a)

drag > thrust

b)

lift > weight

c)

weight > drag

d)

lift > drag

4.

Which conditions will allow a plane to move forward?

a)

thrust < drag

b)

lift > weight

c)

thrust > lift

d)

drag < thrust

5.

The ___ is responsible for generating lift during flight.

a)

tail

b)

fuselage

c)

wing

d)

nose

6.

An airplane is cruising when...

a)

lift and thrust are larger

b)

thrust is greater than drag and weight

c)

all forces are balanced

d)

drag and weight are lowered

7.

When landing a plane, wing shapes are changed. This will cause lift to change and...

a)

drag to increase.

b)

weight to become greater than drag.

c)

thrust to decrease

d)

weight to increase

8.

The use of an engine to compress air, raise it's pressure, and then combust it out the engine back causes...

a)

lift

b)

weight

c)

drag

d)

thrust

9.

Which statement regarding weight is most accurate?

a)

Weight can change as the plane changes altitude in flight.

b)

Weight is caused by gravitational pull on the plane.

c)

Weight may be impacted by increased drag on the plane.

d)

More weight on a plane will decrease the fuel consumption.

10.

Which force on flight causes the forward motion of a plane?

a)

drag

b)

weight

c)

lift

d)

thrust

11.

This location on a plane is the average location of weight on the plane.

a)

center of inertia

b)

center of gravity

c)

fuselage base

d)

wing tops

12.

If the nose of a plane rises up or dips, this is known as...

a)

pitch

b)

roll

c)

yaw

13.

This force on flight is caused by friction between the air molecules and the rough surface of the plane.

a)

weight

b)

lift

c)

drag

d)

thrust

14.

The air which flows under a wing has a(n) ____ compared to the air flowing above the wing.

a)

faster speed

b)

slower speed

c)

equal velocity

d)

lower pressure

15.

According to Bernoulli's principle, which relationship is correct?

a)

fast air = high pressure

b)

slow air = low pressure

c)

fast air = low pressure

16.

Air molecules cling to and move faster down the slope of the wing due to the ___.

a)

Bernoulli effect

b)

Coanda effect

c)

Venturi effect

d)

magic of science

17.

Which location on a wing has higher pressure?

a)

above the wing

b)

below the wing

c)

beside the wing

d)

inside the wing

18.

Which part of a plane is involved with "angle of attack"?

a)

cockpit

b)

fuselage

c)

tail

d)

wing

19.

As wing tips dip and rise, the plane is experiencing ___.

a)

pitch

b)

roll

c)

yaw

20.

The engines on a plane follow which law?

a)

Law of center of gravity

b)

Newton's Law of Inertia

c)

Newton's Third Law

d)

Bernoulli's First law

21.

Select all questions that airplane engineers ask of their customers when designing a plane.

a)

What range do you need?

b)

How many people do you want to fly?

c)

What routes will you open?

d)

Do I have the intelligence to build this?

22.

3D printing of plane parts for models allows testing of physical models right from computer designs. This is called...

a)

Discriptive Modeling

b)

Rapid Prototyping

c)

Premodel Flight Test

d)

Rapid Display

23.

Engineer teams will coordinate their efforts, exchange ideas, and evaluate each other's solutions during this step.

a)

Identify the Need

b)

Constraints

c)

Design

d)

Testing

24.

This occurs in labs, wind tunnels, ground, and flight.

a)

Identify a need

b)

constraints

c)

design

d)

testing

25.

Included here are a fixed budget, size or weight limits, safety standards, and the availability of resources.

a)

Identify a need

b)

constraints

c)

design

d)

testins