How do i write 1/2 in simplest form?

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.

Which hormone is used by both males and female?

Where is most of the fresh water on earth found a in the ocean b in glaciers and in ice caps c in rivers d in the soil