In the beginning they were just used for 'observing' the enemy for artillery. Soon, those aircraft started carrying small bombs, often just hand launched. This led to both sides developing fighters to get rid of those pesky nuisance bombers. Next both sides built larger bombers and faster fighters.
Also known as Zeppelin's the German's commonly used them as bombers and for reconnaissance.
Bombing, observation over land, submarine spotting, convoy spotting and shadowing.
Artillery in WW1 was used in Battery or even larger formations.
The RAF has used many dozens of type of aircraft. You are probably tthinking of the famous Spitfires.
Xylyl Bromide is a chemical used in a tear gas grenade. It was used against the Germans by the French in WW1.
In India they were used to load heavy things with their tusks
Barbed wire was used to protect the trenches.
Bombs from aeroplanes. Tanks. Poison Gas.
Yes
aluminum
Aluminum.
radar
radar
Gravity acts against aeroplanes and forward speed and lift are used to conquer gravity.
Petrol is used in airplanes...a lot of it.
The collective nouns for aeroplanes are a flight of aeroplanes or a squadron of aeroplanes.
type of sensors used in aeroplanes
aluminum
Because it is lighter and stronger