Asystem does 300 j of work at the same time that 1000 j of energy is transferred to the system as heat. what is the change in the system's internal energy?

heats surface water up

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.

the components of a vector are the parts of the vectors that are to each other.

b perpendicular