forms of matter
states of matter
parts of an atom
parts of a periodic table
physical properties
100
the state of matter with definite shape and definite volume
What is a solid?
100
the point at which a liquid becomes a solid
What is freezing point?
100
the basic particle from which all elements are made
What is an atom?
100
the average mass of an element
What is atomic mass?
100
the amount of gravitational pull on an object, measured with a spring scale
What is weight?
200
a state of matter with no definite shape and no definite volume
What is a gas?
200
the temperature at which a substance changes from a liquid to a gas, the same as the condensation point
What is boiling point ?
200
a tiny, negatively charged subatomic particle, found outside the nucleus
What is an electron?
200
the number of protons in the nucleus of an atom
What is atomic number?
200
the amount of matter in an object
What is mass ?
300
a state of matter that has no definite shape, but definite volume
What is a liquid?
300
the change in state from a gas to a liquid
What is condensation?
300
a subatomic particle with a positive charge found in the nucleus of an atom
What is a proton?
300
a particle made of two or more atoms bonded together, the smallest part of a compound with the same properties
What is an element?
300
the amount of space an object takes up
What is volume?
400
a solid made up of particles that are not arranged in a regular pattern, has some properties of a liquid
What is an amorphous solid?
400
the change in state from a solid directly to a gas without passing through the liquid state
What is sublimation?
400
the center of a atom containing protons and neutrons
What is a nucleus?
400
a horizontal row on the Table of Elements in which all the members have the same number of energy levels
What is a period ?
400
the measurement of how much mass of a substance is contained in a given volume
What is density?
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