Carbon dioxide and oxygen cannot pass through but move in and out
Answer:
what's the question though
I think it is called mechanical digestion. Or alas, chemical digestion. One of those. Or both!
Hope helps-aparri
(thank yous are welcome)
Answer:
We should not touch electrical appliances with wet hands because our body is a good conductor of electricity and since we may get electric shocks. ... Also one should avoid getting wet while touching electrical appliances because water is also a conductor not pure one though
Explanation:
Jupiter, Saturn, Uranus, and Neptune.
