Answer:
What are some of the types of human carbon emissions?
Carbon sources include the combustion of fossil fuels (coal, natural gas, and oil) by humans for energy and transportation and farmland (by animal respiration), although there are proposals for improvements in farming practices to reverse this.
Explanation:
Answer:
The atmosphere is a protective layer of gasses that shelters all life on Earth, keeping temperatures within a relatively small range.
Explanation:
Answer:
The water molecule is comprised of two hydrogen (H) atoms and one oxygen atom. The oxygen atom has 8 electrons, and each H has 1 electron. The H atoms bond to the oxygen by sharing a pair of electrons in what is called a covalent bond.
Explanation:
Nucleus, rough and smooth ER, mitochondria, and vacuoles.