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Bras and G-strings
The Spartans have invented coins for money and trade,they have even created war tactics,which involved the use of the boats they made and the way of their attack. They were also the ones who created forts.
A wheelbarrow is a small hand-propelled vehicle, usually with just one wheel, designed to be pushed and guided by a single person using two handles to the rear or a sail may be used to guide the ancient wheelbarrow by wind.It is designed to distribute the weight of its load between the wheel and the operator so enabling the convenient carriage of heavier and bulkier loads than would be possible were the weight carried entirely by the operator. As such it is a second-class lever. Traditional Chinese wheelbarrows, however, had a central wheel supporting the whole load. Use of wheelbarrows is common in theconstruction industry and in gardening. Typical capacity is approximately 170 litres (6 cubic feet) of material.A two-wheel type is more stable on level ground, while the almost universal one-wheel type has better maneuverability in small spaces, on planks or when tilted ground would throw the load off balance. The use of one wheel also permits greater control of the deposition of the load on emptying.From: http://en.wikipedia.org/wiki/Wheelbarrow
Well,it is so obviase it is made of rubber that we use to rub out a spelling
its cheap and easy to use.
they used it for illegal use
Trade-offs and opportunity costs are alike in one main way. Perhaps you would make a trade-off in order to enjoy something that you wanted, and you may lose the opportunity to use this item if you do not make the trade-off.
True
No, they don't use the same software. Just get an iPod b/c the knock offs are cheaply made.
They invented paper. Also made medicine and use of needles. They made inventions like the wheelbarrow .
The workman took a stack of bricks through the gate in his wheelbarrow. At a county fair, the wheelbarrow race does not use actual wheelbarrows.
Economists often use graphs to analyze the choices and trade-offs that people make. Graphs help us see how one value relates to another value.
A fulcrum.
It has no motor so it takes more work
One use of a lever is a wheelbarrow.
A wheel and axle....
some of the things the ancient Egyptians made, that we all use today is, soap, ladders, the water clock and the humble wheelbarrow