Submarines are still used by many navies to watch other navies ships and to protect Coastlines secretly.
Submarines todaee are used for underwater exploration,funn,new life underwater.
Nuclear energy is used to power most modern submarines
Most Are Used For Spying And Stuff.
One invention Archimedes invented is the Archimedes Screw. It's still used today to irrigate crops.
they are used in submarines and tanks. some are used like a telescope.
I think you are referring to U-boats which is are submarines. U-boat means untersee boten (undersea boat). They were German vessels.
In the power plants of ballistic missile submarines.
yes it is still used today
Submarines are built with a special design that allows them to be faster underwater. Submarines can be used during a war as a way to sneak up to enemy lines in the water, but still stay hidden.
Periscopes were used to watch and observe and spy on the enemy lines during the war and are still used in submarines
Periscopes were used to watch and observe and spy on the enemy lines during the war and are still used in submarines
the tank is still used today. For example the M1 Abrams is still used