Which best defines viscosity? (3.A.1)

Units 1-6 Pre-Assessment

Quiz
•
Science
•
10th Grade
•
Hard
Steven Bird
FREE Resource
34 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The resistance an object experiences as it moves through a fluid
The ability of any fluid to change shape
The velocity at which air moves over a surface
The resistance of a fluid to a change in shape or a change in its motion
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Which of the following is part of the empennage of a fixed-wing aircraft? Select all that apply. (2.A.1)
a. rudder
b. landing gear
c. vertical stabilizer
d. horizontal stabilizer
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Relative to a changing angle of attack, which of the following is true? (4.B.1 and 4.B.3)
A decrease in angle of attack will increase the pressure below the wing and increase drag.
An increase in angle of attack will decrease the pressure above the wing and increase lift.
An increase in angle of attack will increase the pressure above the wing and increase drag.
A decrease in angle of attack will increase lift.
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Which of the following are reasons why composite construction materials are used to build aircraft? Select all that apply. (2.B.1)
They cost less than steel.
They are undetectable.
They are lightweight.
They are durable.
They are government-supplied.
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Which safety measures are taken if the cabin of an airliner becomes depressurized? Select all that apply. (2.B.2)
The pilot would descend the airplane to a lower altitude.
A safety hammer would be used to knock out a rear window.
Passengers would be told to remain seated in a crouched position.
Oxygen masks would be deployed.
The crew would increase the temperature of the cabin.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which UAS material is inexpensive, cost-effective to replace, very rigid, yet difficult to repair? (2.B.3)
Composite
Plastic
Metal
Foam
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
With respect to the certification of aircraft, which are categories of aircraft? (1.B.1)
Normal, utility, acrobatic
Airplane, rotorcraft, glider
Landplane, seaplane
Single-engine, twin-engine, multi-engine
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