Unit One Vocabulary Flashcards
0
Q
Define temperature
A
A measure of the average kinetic energy of particles in matter; temperature determines the direction of heat transfer
1
Q
define matter
A
Anything that had mass and occupies space
2
Q
Define physical change
A
A change during which some properties of a material change, but the composition of the material does not change
3
Q
Define precipitation
A
A solid that god and settles out of a liquid mixture
4
Q
Define chemistry
A
The study of the composition of matter and the changes that matter undergoes
5
Q
Define compound
A
A substance that contains two or more elements chemically combined in a fixed proportion
