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Chapter 3.1
Chapter 3.1 review
Term | Definition |
---|---|
MATTER | Everything that has mass and takes up space |
ELEMENT | The ingredients that make up all other substances. Can't be broken down into other substances |
METALS | ood conductors of electricity and heat. Can bend without breaking. Most have a gray color |
NONMETALS | Do not conduct heat / electricity very well. May be a gas or a solid |
SEMI‐METALS | sometimes like metals and sometimes like nonmetals |
ATOM | the smallest part of an element that still acts like that element |
ATOMIC THEORY | states that everything is made of atoms |
COMPOUND | a type of matter made of two or more elements |
MOLECULE | smallest particle of a compound that still acts like that compound |
PROTON | Positive charge. Found in the nucleus |
NEUTRON | No charge. Found in the nucleus |
ELECTRON | Negative charge. Orbits the nucleus |