Let's pretend for this example! Let's say I decided to stop teaching and become a bridge engineer. I build the strongest bridge I can, with no gaps and no expansion joints, and attach it securely to rocks on either side of a river. Why might this be a bad idea? What do you think will happen?

energy can cross the boundaries of a closed system in the form of heat and mass

explanation:

explanation:

i don't understand really? can u provide more information

u should make a machine that can make ice cream fresh!

answer:

i lost in getting someone back.

i learned that people are really two-faced and no matter how angelic someone appears they always have a devil side and that you cant trust anyone anymore no matter how dear they are to you.

if your wondering who it waz it waz mah still miss her tho

~batmans wife dun dun