You would need to freeze it in a freezer. Hope this helps if it does could I have brainlist thanks
So you subtract the numbers that are on the same axis. So if your gravitational force is 10 and your normal force is 5 you do 5-10 to get -5 since gravity acts downward
It is either the mass or density, I believe it is 3 density tho but it could be mass good luck:)