I believe the answer is the poles of the magnet.
Answer:
neutron, proton, and electrons
Explanation:
The protons and the neutrons make up the center of an atom which is called the nucleus
You multiply 32 by 2, since there are two hydrogens in every water molecule.
Answer:
Nitrogen has an atomic number of 7 (Z=7) because it has 7 protons in its nucleus. Some nitrogen atoms have an atomic mass number of 15 (A=15). A is the number of neutrons plus protons in the nucleus. However, we already know that there are 7 protons
Answer:
D. Light waves travel fastest through a vaccumm
Explanation:
"In a vacuum , light waves move their fastest: 186,000 miles per second (300,000 kilometers per second). This is also the fastest that anything in the universe moves. But when light waves move through air, water or glass, they slow down."
Please mark me as brainliest! <3
Hopefully I could help! Good luck.
