1 AIR PRESHER a force of air pushing on the serfes.
2 DATA information learned testing a machine.
3 LIFT a force that poushes up on a wing .
4 PITCH to move up or down on a air craft.
5 ROLL to move side to side in a air craft.
6 YAW to move right or left in aircraft.
7WING SPAN langth of wing.
8 WING WARPING to twist wings to stear tip to tip.
1the right brothers made many gliders in different shaps and sizes.
2thay stuadyed for years to learn to fly.
3the ferst glider had no pilot just some rope.
4 the glider still had no engines
5 in 1903the ferst engine powered air plane the engine was aluminum so it would be light enough to puton the gliter
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