When pressing coffee, why does boiling water and coffee mixture appear to decrease after grounds are pressed to bottom?

Question

When pressing coffee, why does total volume of boiling water and coffee appear to decrease after grounds are pressed to bottom?

score 1 · Answer 1 · answered Sep 09 '20 at 15:59

1

the ground coffee contains air, so you press the air out.So it's not a physic question, but just knowing, what a sponge does.

answered Sep 09 '20 at 15:59

trula

1 Answers1