i know the answer is false
I think it is Free Radical.
1. Almost 99% of the mass of the human body is made up of six elements: oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus. Only about 0.85% is composed of another five elements: potassium, sulfur, sodium, chlorine, and magnesium.
2. The four most abundant elements in the human body – hydrogen, oxygen, carbon and nitrogen – account for more than 99 per cent of the atoms inside you.
Well if the ball was to turn, slow down, or speed up, that would be acceleration.
Symbiosis is when two organisms live together. They form a relationship that lasts over time. There are three types of relationships. They are parasitism, commensalism, and mutualism.
Hope it helps :)