Gravity.
airplanes are inamintie objects, they don't have economics
airplanes aircrafts? what do you mean?
-- stars -- meteors -- airplanes.
paper airplanes, definatley!
people like to fly airplanes
acceleration
The force that opposes objects already in motion is Kinetic Friction.Static Friction prevents objects from starting to move when originally at rest.
Chromium is a shiny metal, which prevents objects from corrosion, scratches, etc. However, chromium metal is very expensive and objects cannot be made from it. Therefore, a layer of chromium is used to deposit on objects through the process of electroplating.
Yes Flying airplanes were mentioned in Hindu Mythology very long back. A recent study on Egyptian scriptures also showed carvings of airplane like objects.
Kinda vague. Umm, meteorites, stars, Airplanes, lightning bugs?
1. First mass use of flying machines (airplanes). 2. Flying machines (airplanes) made from wood and cloth. 3. Before guns were added to the airplane design, pilots threw objects like bricks and grenades at enemy aircraft. 4. Germany was the first country to use airplanes in the war.
Tools such as satellites, space shuttles, and telescopes are used to explore space. Satellites take photos of certain objects in space depending on the mission. Obviously, space shuttles contain humans that are sent on a mission to explore certain object in space. Telescopes are used from Earth.