States of Matter
What's the Matter
Parts of an Atom
Mixtures & Solutions
Granola
100
Anything that takes up space and has mass
What is matter?
100
Matter that has only one kind of atom
What is an element?
100
The smallest part of matter that maintains its properties
What is an atom?
100
A combination of two or more substances that do not lose their identifying characteristics
What is a mixture?
100
The smallest unit of a compound
What is a molecule?
200
The amount of matter that makes up an object
What is mass?
200
The temperature at which a liquid changes to a solid
What is: freezing point?
200
The dense, central core of an atom containing the heaviest particles of the atom
What is a nucleus?
200
A mixture in which one substance dissolves in another
What is a solution?
200
Symbols that show the number and kind of atoms in a compound
What are: chemical formulas?
300
The three states of matter
What are: solid, liquid, & gas?
300
This happens to molecules when the temperature increases.
What is: the molecules speed up?
300
1. A positively charged particle of an atom; 2. A negatively charged particle of an atom; 3. A particle with no charge (of an atom)
What are: 1. a proton; 2. an electron; 3. a neutron?
300
A mixture in which particles of a substance are scattered, but not dissolved
What is a suspension?
300
The number of protons in an atom of an element
What is the atomic number?
400
1. In this state of matter, the particles are packed further apart, move at a moderate speed, and take on the shape of the container. 2. In this state of matter, the particles are most closely packed together; the matter has a definite shape, and can be measured.
What is: 1. a liquid; 2. a solid?
400
Over 100 elements arranged by their properties
What is the Periodic Table?
400
1. Particles that are found in the nucleus of an atom; 2. Particles that are found outside the nucleus of an atom
What are: 1. protons and neutrons; 2. electrons?
400
All solutions have two parts: 1. the substance that makes up the smaller part; 2. the substance that makes up the larger amount
What are: 1. solute; 2. solvent?
400
The substance being dissolved in a liquid
What is a solute?
500
Matter can change from one form to another when this is increased or decreased.
What is temperature?
500
A substance that results when two or more elements join together chemically
What is a compound?
500
The number of protons and the number of neutrons of an atom added together
What is the atomic mass of an atom?
500
1. Sugar in your tea; Kool-Aid; hot cocoa or hot chocolate; 2. Lemon in your tea; raisins in your cereal; iron fillings in sand
What are: 1. solution; 2. mixture?
500
Salad dressing; clay and water
What are: (two examples of) suspensions?
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