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Elements are pure substances that make up all matter. Gold, aluminum, iron, and lead are some examples of these pure substances. What is the basic building block of all pure substances that make up matter in the world? A) atoms B) cells C) compounds D) metals

Respuesta :

Answer:

A

Explanation:

Atoms are the basic building blocks of all pure substances that make up matter in the world. Atoms can combine together to form molecules, which can also form objects. Atoms are made up of tiny types of particles (protons, neutrons, and electrons) . Protons have a positive electrical charge, electrons have a negative electrical charge, while neutrons are neutral (without any electrical charge).

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