Atugboat is pushing a barge into a harbor. the barge is exerting a force of 3000 n against the tugboat. which force would most likely allow the tugboat to move the barge into the harbor?
a) 4500 n
b) 2500 n
c) 2500 n
d) 4500 n

First answer marked as brainiest which is the correct equation describing the first law of thermodynamics? a) when the internal energy of a system changes, it equals the amount of heat added plus the work done. b) when work is done by the piston, it is equal to the heat added plus the change in internal energy of the system. c) when heat is added to the system, it is equal to the amount of work done by the piston plus the change in internal energy of the system.

Two cans on a sunny window one black and the other white construct and explanation of the effect of sun will have on both cans over a two hour period?

If we decrease the amount of force and keep all other factors the same what will happen to the amount of work