Match the term with the definition.

Match Term Definition

Atom A) a substance that cannot be broken down into a simpler substance

Element B) a tiny piece of matter

Particle C) an explanation for some naturally occurring event

Scientific theory D) the basic unit of an element

Every matter is made up of a number of atoms. Therefore, atoms are the basic unit present in a matter or element.

Element is defined as the substance that contains same type of atoms and it cannot be further divided into simpler substances.

A particle is defined as the smallest piece present in a matter.

Scientific theory is defined as the scientific explanation for a naturally occurring event.

Therefore, the given terms are matched with their definition as follows.

Atom : the basic unit of an element Element : a substance that cannot be broken down into a simpler substance Particle : a tiny piece of matter Scientific theory : an explanation for some naturally occurring event

Correct Matches:

Element A) a substance that cannot be broken down into a simpler substance

Particle B) a tiny piece of matter

Scientific theory C) an explanation for some naturally occurring event

Atom D) the basic unit of an element