Question

The nucleus contains protons and _________.
A neutrons
B electrons
Electrons in an atom make up most of the _________ of the atom, while the protons and neutrons make up nearly all of the __________ of the atom.
A volume; mass
B mass; volume
The more _________ an electron has, the further away it can be from the nucleus.
A mass
B energy
Skip to navigation
© Progress Learning 2026, All Rights Reserved.
Terms(opens in new tab)
|
Privacy(opens in new tab)
PHONE [phone]
|
FAX [phone]
Blog(opens in new tab)

Answer 1

1. A — neutrons
2. A — volume; mass
3. B — energy