(p.s.a school project again.)
2007-08-18 22:38:31 · 6 answers · asked by ada 1 in Science & Mathematics ➔ Botany
Weigh it without water, then fill with predetermined weight of water and compress to see difference.
2007-08-18 22:46:56 · answer #1 · answered by Frindofo 3 · 0⤊ 0⤋
Suck on it!
If you can still breathe there must be air.
Water will displace the air in the soil.
Or you could try growing a plant in it. Plant roots need air to stay alive.
2007-08-18 22:45:26 · answer #2 · answered by bahbdorje 6 · 0⤊ 0⤋
weigh the pot. add water to maximum capacity (until you observe very little surface water, which indicates that all air in the soil was replaced by water. now weigh it again. the additional weight represents the volume of air that was replaces by water.
2007-08-18 22:48:00 · answer #3 · answered by Anonymous · 0⤊ 0⤋
water the plant by carefully observing the soil, you will see bubbles over it.It'll show the presence of air
2007-08-19 02:40:53 · answer #4 · answered by Cute girl 2 · 0⤊ 0⤋
immerse it in water if air bubbles come out it do`s,
2007-08-18 23:15:51 · answer #5 · answered by HaSiCiT Bust A Tie A1 TieBusters 7 · 1⤊ 0⤋
compress it and see if it farts
2007-08-18 22:41:37 · answer #6 · answered by Anonymous · 1⤊ 1⤋