Which of the following is true? around 1500ad, the human population began to reach carrying capacity. around 1500ad, the human population began to decrease. around 1500ad, the human population began growing more rapidly. around 1500ad, the human population began to level off.

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere

Identify characteristics of energy from the sun. check all that apply. almost all of the energy on earth comes from the sun. energy from the sun is known as mechanical energy. the energy in fossil fuels originally came from the sun. plants convert the energy of sunlight into chemical energy.

As molecules are formed from metabolism, entropy __ and the universe becomes less disordered. a. is decreased b. is increased c. moves closer to equilibrium d. is unchanged