The unattended land mine, of course!
A standard supply function: stand in line, and the man is issued a weapon, signing for it of course.;
Some are caused by oceans and fronts combining.(hurricanes)
No one made an atom bomb in World war 1. It took to the very end of World war 2 for the Atomic bomb to be invented. Exactly who invented is is a bit tricky. There were several different scientists that had come up with the idea separately. But the man mostly associated with turning it into a working weapon is Dr Robert Oppenheimer.
That would be synthetic. Synthetic materials are man-made. Inorganic means that it is not biological in nature (in otherwords, flesh-like, or made from a living creature).
An arrowhead is a man made tool or weapon. It is not a fossil.
An object made by a human being.
the first man made object to fly was a kite from china!!! --------------- man made objects that catapults threw
Artifact. It was made into a tool for use by man.
A rock is natural, the handaxe was the first man-made tool.
cars
Stone...(firstly they use branches.
man made object
Time zones are a man-made invention and tool. Mother nature only knows daylight or darkness.
The man made sponge was invented as a helpful tool that could be used in every day life. This tool is often used for cleaning.
pyramids
An artifact is an object that has been created, modified, or used by humans.For example, a bone is not an artifact, but a bone carved with pictures is.