In what sense is the earth a closed system?
A) Earth’s atmosphere prevents the transfer of energy or matter between Earth and space.
B) Earth’s atmosphere prevents the transfer of matter, but allows the transfer of energy between Earth and space.
C) Earth’s atmosphere absorbs all of the Sun’s energy, but allows only a part of it to reach the surface of Earth.
D) Earth’s atmosphere traps all of the Sun’s energy, thereby providing all living organisms the energy required to survive.
