Match the questions and answers.

Варианты ответов и условие задания

1. What are the three different tiny particles that make up an atom?
2. Protons, neutrons, and electrons.
3. Which of these is in the center of the atom?
4. Protons and neutrons are in the center (nucleus) of the atom. The hydrogen is the only atom that usually has no neutrons.
5. What zooms around the nucleus of an atom?
6. Electrons.
7. Which one has a positive charge, a negative charge, and no charge?
8. Proton—positive; electron—negative; neutron—no charge. The charge on the proton and electron are exactly the same size but opposite.