2006-10-24 08:10:22 · 11 answers · asked by Stephen F 2 in Science & Mathematics ➔ Other - Science
penicillin
2006-10-24 08:14:18 · answer #1 · answered by t_roy_e 3 · 1⤊ 0⤋
Tools
Tools/ weapons , had they not been invented by our ancestors, some other wild animal would have taken over the Earth.
2006-10-24 15:43:48 · answer #2 · answered by ssss 3 · 0⤊ 0⤋
I would say electricity but, looking at all the answers previously posted, all of them are inter-dependant. so no one invention is more important than the other
2006-10-24 15:23:04 · answer #3 · answered by hanna a 2 · 1⤊ 0⤋
Air conditioning
2006-10-24 15:18:41 · answer #4 · answered by Anthony S 2 · 1⤊ 0⤋
The wheel
2006-10-24 15:35:54 · answer #5 · answered by jsdaniel_2000 1 · 1⤊ 0⤋
alternating current
2006-10-24 15:22:54 · answer #6 · answered by davidosterberg1 6 · 0⤊ 0⤋
the loss of my nice soft bed :)
2006-10-24 15:41:57 · answer #7 · answered by Jill S 2 · 0⤊ 0⤋
Agriculture. 98% of everyone would die of starvation.
2006-10-24 16:22:52 · answer #8 · answered by Anonymous · 0⤊ 0⤋
language
2006-10-24 15:15:22 · answer #9 · answered by cosmo 7 · 1⤊ 0⤋
electricity
2006-10-24 15:17:54 · answer #10 · answered by lowflyer1 5 · 0⤊ 0⤋