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Samuels PS Flight
Test Description: Physical science Bernoulli's principle and flight.
Instructions: Answer all questions to get your test result.
1) Bernoulli’s principle states that lateral or sideward pressure decreases as the fluid’s speed
A
decreases
B
fluctuates
C
stays constant
D
increases
2) During flight on an airplane wing, lower pressure is found
A
above the wing
B
in front of the wing
C
below the wing
D
behind the wing
3) The small winglike stabilizers on the rear of an aircraft are
A
ailerons
B
elevators
C
thrusters
D
rudders
4) The ends of wings that tilt the plane from side to side (roll) are
A
elevators
B
thrusters
C
ailerons
D
rudders
5) The tail fin that adjusts the angle of the plant from left to right (yaw) are
A
elevators
B
ailerons
C
thrusters
D
rudders
6) The science of shaping objects to allow the smooth flow of fluids around them and reduce drag is called
A
streamlining
B
buoyancy
C
thermodynamics
D
friction
7) The upward force on a plane
A
gravity
B
thrust
C
lift
D
drag
8) The downward force on a plane
A
gravity
B
drag
C
lift
D
thrust
9) The force on a plane that pushes it forward
A
lift
B
drag
C
thrust
D
gravity
10) The force on a plane that slows it down
A
thrust
B
lift
C
gravity
D
drag
*select an answer for all questions
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