0
Antigravity devices, inertia cancellors, cure for cancer
Wiki User
∙ 15y ago
Add your answer:
Earn +20 pts
Why did John Harrington invent the toilet?
Because he needed to use the bathroom.
Why did Charles seeberger invent the escalater?
he was too fat too walk up stairs and needed an easier way to do it
What did Alfred Vail invent and why did he invent it?
what did Obama invent
What did Louis w Roberts invent?
Roberts helped to invent the microwave, but did not invent it by himself.
What did Richard Arkwright invent and when did he invent it?
because of inportance
Why did Mesopotamia invent harps?
they needed to
Why did they Invent the microwave?
Because they needed heat and people get bored so they invent items that make popcorn
Why did they invent Answers.com?
Questions needed a place to be answered
What was needed to invent cars?
The internal combustion engine.
Why did the Greeks invent maths and why did they invent the alphabet?
they invented maths because the needed to some how figure out the ways of life. they invented the alphabet because the needed to send messages to each other.
Why did ken kutaragi invent the ps3?
because the people needed a upgrade
How did William Seward Burroughs invent the calculator?
because he needed to learn
Why did John Harrington invent the toilet?
Because he needed to use the bathroom.
How did Romans invent their numeral?
The roman empire dedided that they needed a number system
Did the Greeks invent the train?
No, the Greeks did not invent the train. They knew of steam power, but lacked the advanced technology and the materials know-how needed to come up with a train.
Why did they invent the ipod touch?
because they felt like someone needed more technology
Who is g cook and what did he invent?
he is a crazy person he needed help but never got any
