5 Select the correct answer.
Which of the following best describes physical science?
O A
the study of motion
B.
the study of matter and energy
the study of Earth's structure and processes
Ос.
D.
the study of reactions
E.
the study of living things
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a plasma is a warm ionized gasoline consisting of approximately equal numbers of definitely charged ions and negatively charged electrons. the characteristics of plasmas are notably unique from the ones of ordinary neutral gases in order that plasmas are considered a awesome "fourth kingdom of remember."

a compound is a molecule made of atoms from different elements.

a. by the combination of an unlimited number of elements

the earth would become to overheated and everything alive on it will eventually die from overheating. plants will eventually die as well, water will evaporate, and it will be nothing but a hot planet without anything living on it.