Complete the sentence. matter can be classified as a(n) or a(n)

Matter can be classified as a(n) substance or a(n) mixture.

Substance:

Pure, only atoms of the same element

Mixture:

Not pure, atoms of different elements mixed together.

Hope it helped,

BioTeacher101

idk

explanation:

answer

fusion: the energy source of stars. the energy released from the collapse of the gas into a protostar causes the center of the protostar to become extremely hot. when the core is hot enough, nuclear fusion commences. fusion is the process where two hydrogen atoms combine to form a helium atom, releasing energy.

hope it