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WorksheetsBernoulli's Principle & Lift
Total questions: 15
Worksheet time: 21mins
What is the main purpose of lift in flight?
To slow down the airplane
To push the airplane upwards
To make the airplane heavier
To change the airplane's direction
What is an airfoil?
A type of bird
A streamline design shape that is curved on the upper surface and flat on the lower surface
A type of car
A type of boat
What is the primary function of an airfoil shape in nature?
To aid in motion and flight
To absorb sunlight
To store water
To provide shelter
What is the relationship between airflow speed and pressure?
Faster airflow means more pressure
Faster airflow means less pressure
Faster airflow means no pressure
Faster airflow means equal pressure
What principle explains why planes can fly?
Newton's Law
Bernoulli's Principle
Archimedes' Principle
Pythagorean Theorem
What does the higher pressure underneath the wing create?
Drag
Lift
Thrust
Weight
What happens to the air pressure on the bottom of an object when the air above moves faster?
It becomes less
It becomes greater
It stays the same
It disappears
What is the best depiction of Bernoulli's principle below?
As the pressure of a fluid decreases, the speed increases
As the pressure of a fluid increases, the speed increases
As the pressure of a fluid decreases, the speed decreases
_______________ are both fluids.
liquids and gases
solids and liquids
physical changes and chemical changes
protons and electrons
If the pressure is lower above the wing and higher below the wing, what will the airplane do?
lift
sink
Neither lift or sink
If the pressure is higher above the wing and lower below the wing, what will the airplane do?
lift
sink
Neither lift or sink
Label the diagram with the following four labels:
