Explanation:
The motion of atoms and molecules produces a form of energy that is present in all matter, called heat or thermal energy. ... Energy can take many forms, and from one form to another, it can alter. Many different energy forms can be transformed into heat energy
All viruses rely on themselves
(please mark brainliest)
Answer:
true.
Explanation:
I have a freind that works at nasa and she said it is true.
Answer: I would go with B. Here’s why: An index fossil is usually easily recognizable, and underwent a wide geographic distribution. What leads me to believe B is the correct answer, is because it’s something that existed “ all over the world”.