Wind utility objects

Wind utility objects are....

• objects that create wind.

• objects that are drawing winds.

• objects that use wind to move.

• objects that manipulate wind to support life.

Below are the wind utility objects that are parts of living things, except....

• a bird

• a sugar-glider

• a paraglider

• a bat

Below are the example of wind utility objects except....

• an airplane

• an air-bender

• an air balloon

• a pipe-organ

Below are the musical instruments that utilised air, except....

• a saxophone

• a recorder

• a glockenspiel

• a flute

How does an air ballon work?

• The machine creates fire, the fire heats the air inside the balloon, the air inside the ballon expanded and becomes lighter than the air outside, the balloon goes up.

• The machine creates fire, the fire heats the air outside the balloon, the air outside the ballon expanded and becomes lighter than the air inside, the balloon goes up.

Is air purifier a part of wind utility objects?

• no

• yes

Why a traditional fisherman sailboat can be considered as a wind utility object?

• It uses wind to move.

• It uses hands to create wind.

• It uses wind to stay.

These people need wind to do their jobs.

• a pilot

• a surfer

• a security

• a dentist

How do we use air energy?

• to move the turbine that changes the mechanical movements into electricity.

• to be compressed in a musical instrument to create sound.

• to lift, move and let a helicopter hovers.

• to sink a submarine by filling its air tanks.

In what kind of academic knowledge, wind is explored?

• Arts

• Maths

• Science

• Language