Molecular View of a Liquid Flashcards
1
Q
What are molecules
A
A group of atoms bonded together
2
Q
How do air molecules move
A
They move freely and when air is heated, the heat energy is absorbed by the individual molecules, causing them to move around more quickly.
3
Q
What are air molecules made of
A
Nitrogen, oxygen, and argon.
4
Q
What happens to the mass of water molecules when they get colder?
A
Their mass decreases
5
Q
Which cup, open or close will have a more decrease of mass
A
open
6
Q
Definition of mass
A
A measure of the amount of matter
