Answers: 2
Biology, 21.06.2019 14:00, madleneinejessup
According to the law of conservation of energy, energy can neither be created nor destroyed. if this is true, why is there less energy in the top of the energy pyramid than there is in the bottom of the energy pyramid?
Answers: 1
Biology, 22.06.2019 01:30, sharondot2398
Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.
Answers: 1
Explain how the surface volume of cells affects the rate of exchange of materials in and out of cell...
Mathematics, 30.07.2021 23:30
Mathematics, 30.07.2021 23:30