Fire can be accidental or intentional, and it can cause erosion.
A) The earth spins
The Earth is constantly spinning, or "rotating", which causes day and night
Oxygen is non metal meaning they are negative
The right ventricle is deoxygenated. It is responsible for the pumping of the deoxygenated from the heart to the lungs.
Bc while asexual reproduction is a copy of your genes and DNA, sexual reproduction involves an infinite amount of combos from your genes and your partner's genes as well.