Matter Flashcards
(26 cards)
All matter is made up of…
Atoms
A pure substance is made of its own kind of….
Particle
There is always _____ between particles
Empty space
The 3 states of matter are…
Solid, liquid, gas
What does matter do when heated
Expand
What is a physical property
A characteristic description of a substance that can be used to identify it
What is a chemical property
A characteristic behavior of a substance when it interacts with another
Is clarity physical or chemical (qualitative or quantitative)
Physical, qualitative
Is melting point physical or chemical (qualitative or quantitative)
Physical, quantitative
Is density physical or chemical (qualitative or quantitative)
Physical, quantitative
Is reactivity with oxygen physical or chemical
Chemical
Is solubility physical or chemical (qualitative or quantitative)
Physical, quantitative
What is a physical change
A change of form or state, not forming another substance
What is a chemical change
A change that occurs when two substances react and create a new substance
Is grass growing a physical or chemical change
Chemical
What are the two classifications of matter
Pure substances and Mixtures
What are the two types of pure substances
Elements and Compounds
What are elements
Pure substances that can not be broken down
What is a compound
At least two multiple elements combined that can be broken down chemically
What are the two types of mixtures
Homogenous and Heterogeneous
Whar is the other name for a heterogeneous mixture
Mechanical Mixture
How do you know if it is a pure substance
If all the atoms are the same
How do you know if it is a mixture
If there are different particles
How to identify a compound
If it has a formula
