Q.10. Which of the following greenhouse gases are mainly released from aerosols (such as hairspray cans), air conditioners, refrigeration, and in making foam plastics?
a) Methane
b) Carbon dioxide
c) Chlorofluorocarbons (CFCs)
d) Water Vapor

Structures in cells that carry out specific functions.

When does dna replication(make a copy of itself)?

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.