Vocabulary
What is an atom?
Has a definite shape and volume.
What is a solid?
The center of an atom.
What is the nucleus?
The number of protons in the nucleus of an atom.
What is the atomic number?
The name of the element Na on the periodic table.
What is Sodium?
A substance that cannot be chemically broken down
What is an element?
Has a definite volume but no definite shape.
What is a liquid?
The particle that has a positive charge.
What is a proton?
What is the mass number?
What is 8?
What is matter?
Has no definite shape or volume
What is a gas?
The particle that has no charge.
What is a neutron?
The vertical column of elements in the periodic table.
What is a group?
The abbreviated name of Copper.
What is Cu?
Characteristics used to describe an object.
What are properties?
A state of matter made up of electrically charged particles.
What is plasma?
The particle that has a negative charge.
What is an electron?
The horizontal row of elements in the periodic table.
What is a period?
The mass number of Neon.
What is 20.183?
Substance made up of 2 or more elements that are chemically combined.
What is a compound?
Solid, liquid, or gas:
Water.
What is liquid?
Elements are composed of __________.
What are atoms?
The number of groups on the periodic table.
What is 18?
The name of the element Cl on the periodic table.
What is Chlorine?