What is the number one cause of outdoor fatalities hunter ed?

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.

How and why organisms are hierarchically classifies

What are the characteristics of carbon bonds? check all that apply.