Answer:
l guess D no. is the answer
(problem) I can't find my pen
(solution) ask someone to lend you one or retrace your day and look around for it.
I'm not sure if I answered this right but I tried
Answer:
We need water to survive.
If you do not drink water, you suffer from dehydration, and i think u can only survive typically 3 days without any water.
hope this helps
Explanation:
Yes it is diffusion ..
explanation :
diffusion is the movement of particles from high concentration to low concentration ..
as the smoke rises at one corner of the room soon it spreads all over the room which is simply diffusion ..