Properties of Air
What you discover if you were to blow up one balloon and tie it on one side of a meter stick, while the other side has an uninflated balloon.
What is air has weight?
When you pump air into a bicycle tire.
What is air compressing?
It is shaped to allow fast moving air to move on top of it and slower moving air on the bottom.
What is an aerofoil shaped wing?
An invisible mixture of gases which make up the earths atmosphere.
What is air?
The property of air demonstrated by hitting your hand off the ruler with the paper over it
What is air exerts pressure?
What happens when air flows faster on the upper surface (less pressure) than the lower surface of an aerofoil (more pressure).
What is lift?
The purpose of a bird's strong chest muscles.
What is stronger muscles means that the bird can flap its wings more often?
The gas that human blow out and makes up 0.04% of the air in our atmosphere.
What is carbon dioxide?
The property of air that is demonstrated with a soccer ball or t-shirt launcher
What is air can be compressed?
When manufacturers shape an object such as a vehicle so it will move faster through the air.
What is streamlining?
Both insects and birds have adaptations for flight. Name a similarity between the two.
Answers will vary.
When I mixed baking soda and vinegar for this demonstration, I made the element.
What is carbon dioxide?
The "tissue in a cup" experiment demonstrated this property of air. The tissue did not get wet because...
What is air takes up space?
When air flows faster on the upper surface (less pressure) than the lower surface of an airfoil (more pressure), creating lift.
What is Bernoulli's Principle?
Name two special adaptations that insects have for flight.
Answers will vary. Small, light body, wings etc
The gases that occur in very small amounts in the atmosphere.
What are trace gases?
The main property shown in the balloon cars with the balloon
What is air can be compressed?
An aircraft being slowed down.
What is drag?
When all four forces are equal, this will happen.
What is hovering?
Name one difference between the way an airplane and a bird flies.
Answers will vary.
The three gases that make up most of the atmosphere.
What is nitrogen, oxygen and trace gases?