Understanding Balloon Flight

The video tutorial explains how balloons can fly due to the upward force created by helium and hydrogen gases. It then encourages viewers to engage by answering questions provided in the session.

What is the primary reason a balloon can float in the air?

• It is filled with water.

• It is filled with a gas lighter than air.

• It is made of a special material.

• It is pushed by the wind.

Which gas is commonly used to fill balloons to make them float?

• Nitrogen

• Helium

• Carbon Dioxide

• Oxygen

What is another gas, besides helium, that can be used in balloons?

• Neon

• Methane

• Hydrogen

• Argon

Why is helium preferred over hydrogen for filling balloons?

• Helium is more colorful.

• Helium is heavier than hydrogen.

• Helium is non-flammable.

• Helium is cheaper.

What should you do after learning about balloon flight?

• Ignore the information.

• Answer the provided questions.

• Watch another video.

• Go outside and fly a balloon.