Air and Flight Quiz

The 3 main gases that make up common air are?

• Hydrogen

• Nitrogen

• Carbon dioxide

• Oxygen

• Helium

Which force is responsible for keeping an airplane in the air?

• Friction

• Lift.

• Magnetism

• Gravity

What is the force that opposes the motion of an airplane travelling forward through the air?

• Thrust

• Drag.

• Lift

• Gravity

What property of air causes an airplane to experience lift?

• The taste of the air

• The ability to create a pressure difference.

• The smell of the air

• The color of the air

What is the principle that explains how an airplane can gain altitude?

• The principle that explains how an airplane can gain altitude is the Newton's third law.

• The principle that explains how an airplane can gain altitude is the Bernoulli's principle.

• The principle that explains how an airplane can gain altitude is the Law of Inertia.

• The principle that explains how an airplane can gain altitude is the Law of Gravitation.

Air has 4 properties. Choose the correct 2 listed below.

• Air has mass

• Air has smell

• Air expands

• Air is only oxygen

Joseph and Etienne Montgolfier invented what flying device?

• Glider

• Airplane

• Kite

• Hot air balloon

When propellers blades spin they (a)   into the air sending it back over the wings.

Newton's Third Law is the principle associated with how a rocket works.

• True

• False

Gases (a)   when they are heated, making them lighter.