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A subatomic particle that has no charge and is the same size as a proton.
What is a neutron?
The amount of matter or substance that makes up an object.
What is matter?
The amount of space occupied by an object, can be measured in cm3.
What is volume?
What is chlorine?
Exists in group 2 of the periodic table and is necessary for strong bones.
What is calcium?
A subatomic particle with a negative charge that is found orbiting the nucleus in the outside orbitals.
What is an electron?
The atomic number is 79.
What is gold?
Squeezing oranges to make orange juice is an example of this type of change.
What is a physical change?
He, Ne, Ar, Kr, Xe, Rn.
What are the noble gases?
The amount of mass of a substance per its unit of volume. Often shown with the unit g/cm3.
What is density?
A subatomic particle that is located in the nucleus of an atom and has a positive charge.
What is a proton?
A group of atoms bonded together.
What is a molecule?
A change in matter that does not alter the chemical properties, a new substance is NOT formed.
What is a physical change?
Has no definite volume or shape (similar to a gas) but is composed of electrically charged particles.
What is plasma?
This nonmetal is in period 2 of the periodic table and is necessary for life.
What is oxygen?
An organization chart of the elements, ordered by their atomic number.
What is the periodic table?
Composed of two or more different elements.
What is a compound?
A change that results in the formation of a new substance, can sometimes be produced by burning, and often a new odor is produced.
What is a chemical change?
A measurement of the force acting on a object due to its gravitational pull.
What is weight?
States that the amount of matter stays the same, just changes form.
What is the Law of Conservation of Matter?
The symbol Xe represents this element.
What is Xenon?
The particles that make up an atom.
What are subatomic particles?
Baking a cake is an example of this type of change.
What is a chemical change?
Exists as a solid in nature and is represented by the symbol K on the periodic table.
What is potassium?
What was Archimedes?