Atoms

All matter is made up of...

• atoms
• cells

• bearcats

• neutrons

Atoms are made up of three different subatomic particles called...

• protons

• electrons

• neutrons

Nucleus is made up which particles?

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Which particles are located outside of the nucleus?

• protons

• neutrons

• electrons

• sutons

The electrons orbit the nucleus in the region called the...

• cherry pit

• electron cloud

• nucleus

• cotton ball

The atomic number is the number of ...

• protons

• protons + neutrons

• neutrons

• electrons

The subatomic particle that has a very small mass even compared to the other particles is...

• protons

• electrons

• neutrons

• none

Would two protons attract or repel?

• repel

• attract

Would a proton and an electron attract or repel?

• repel

• attract

If an atom has an equal number of positively charged protons and negatively charged electrons, the overall charge on the atom is...

• positive

• negative

• neutral

• crazy