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How does a parachute travel slowly through the air?
it traps air inside to slow it down
How does air travel when you inhale?
It travels down the trachea to your lungs.
How far can air pollution travel?
Iv'e heard it can travel over 50 miles depending on how much pollution there is in the air.
Why do hot air balloons travel upward?
The heated air causes the whole balloon to rise. When the air inside the balloon cools down, or when the hot air is let out, the balloon goes down.
Which travels faster between train and air?
Air is much faster travel than train.
Which way does air flow in a cooling system if the system is upstairs?
Air flow in an HVAC system is always circular. In the return air grills and out the supply registers. If the unit is upstairs and the ductwork goes down stairs then the supply would travel down and the return would travel up.
Will sound travel faster in solid or air?
Much faster in a solid
How far can a hot air balloon travel?
A average hot air balloon can travel around 25 miles. But it all depends on how big it is and how much gas you have
What did people use before airplanes?
Prior to commercial air travel, people would go on long distance journeys by boat, train or land vehicle such as car or wagon. All of these modes of travel take much longer than air travel, so it would not be uncommon for a person wishing to see Europe to be gone from their home country for several years. Today, a person can visit much of Europe in 3-4 weeks and be home within a month or so.
Is this true Light waves do not change speed as they travel from air through water?
no. they slow down.
Does air travel through solids liquids and gases?
Air can travel through some kinds of solids, if they are porous. Otherwise it can't. It can travel through liquids in the form of bubbles. It does not exactly travel through gases so much as mix with them.
Why does sound travel more slowly through air than through a solid?
Air molecules are much, much farther away from each other in air than they are in water.
