| Matter | Physical and Chemical Changes | Atoms | Periodic Table | Element symbols |
|---|---|---|---|---|
|
What is matter?
Anything that has mass and takes up space.
|
What is a physical change?
Tearing a piece of paper.
|
What is an atom?
Smallest part of an element that still has the chemical properties of an element.
|
What is the Periodic Table of Elements?
An organizational tool used by scientists to order the elements by atomic number and similar properties.
|
What is Hydrogen?
H
|
|
What is an physical change?
A change in size, shape, or state of matter.
|
What is a chemical change?
Baking a cake.
|
What is the nucleus?
The center of an atom.
|
What is the atomic symbol?
One or two letters that represents the name of an element.
|
What is Carbon?
C
|
|
What is a chemical change?
A change in matter that results in a new substance and new properties.
|
What is a physical change?
Carving a statue.
|
What is a proton?
A particle in the nucleus of an atom that has a positive charge.
|
What is an element?
A substance that cannot be broken down by any other ordinary substance or means.
|
What is Nitrogen?
N
|
|
What is a compound?
Matter made up of two or more elements chemically combined.
|
What is a physical change?
Melting ice cream.
|
What is a neutron?
A particle in the nucleus of an atom that has no charge.
|
What is the atomic number?
The number that represents the number of protons and electrons in an atom.
|
What is Iron?
Fe
|
|
What is a molecule?
A particle made up of a group of atoms that are chemically bonded.
|
What is a physical change?
Making lemonade.
|
What is an electron?
A particle in an atom that has a negative charge.
|
Who is Mendeleev?
The person who invented the periodic table that is still in use today.
|
What is Gold?
Au
|
