What Changed?
Vocabulary 1
Vocabulary 2
Vocabulary 3
Atoms
100
when you add heat to a solid for it to become a liquid
What is melting
100
a pure substance made of 1 type of atom
What is an element
100
anything that has mass and takes up space
What is matter
100
when you explain a characteristic of matter with numbers
What is a measurement
100
the particle of an atom that has a positive charge
What is a proton
200
when you add heat to a liquid for it to become a gas
What is evaporating
200
basic building block of all matter
What is an atom
200
when a change happens to a substance, but it stay that same substance
What is a physical change
200
the form or condition that a substance can be in
What is a state of matter
200
the particle of an atom that has a negative charge
What is an electron
300
when you take away heat from a liquid for it to become a solid
What is freezing
300
when two or more atoms are combined together
What is a molecule
300
when a change happens to a substance resulting in a new substance
What is a chemical change
300
a substance that holds its shape and its molecules are packed together
What is a solid
300
the particle of the atom that has no charge
What is a neutron
400
when you take away heat from a gas for it to become a liquid
What is condensing
400
a combination of atoms that are not chemically combined
What is a mixture
400
when molecules mix because of their own motion
What is diffusion
400
when two or more atoms of at least two types of elements are combined together
What is a compound molecule
400
the chart of all types of atoms (elements)
What is the periodic table of elements
500
when heat is added to a solid for it to become a gas
What is sublimation
500
when molecules of the same substance are attracted to each other
What is cohesion
500
when molecules of different substances are attracted to each other
What is adhesion
500
says that matter can be neither created or destroyed
What is the law of conservation of mass
500
tells you the number of protons, neutrons, and electrons an element has
What is the atomic number
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