I
Know
My
Physical
Science
100
The new substance that form has properties that are different from those of the original two substances.
What is when two substances combine chemically
100
Images of atoms can be made with these
What are electron microscopes
100
a metal and pure element
What is copper
100
The columns in the periodic table of elements have similar
What is chemical properties
100
The three forms of matter
What is solid liquid gas
200
Atoms rearrange to form matter with different properties
What happens when a chemical change occurs
200
These forms when atoms combine
What are molecules
200
Metals made by mixing two or more metals together
What are alloys
200
This can only be separated by a chemical process
What is a compound
200
The process where liquid water changes to gas
What is evaporation
300
Formation of gas
What might be the evidence of a chemical reaction
300
The smallest particle of an element that still has the properties of the element
What is an atom
300
Elements are arranged according to their properties on this table
What is the periodic table of the elements
300
A mixture that has one substance evenly dissolved in another substance
What is a solution
300
It has a definite shape and volume
What is a solid
400
When a chemical change occurs
What is when do atoms rearrange to form new substances
400
Being a poor conductor of electricity
What is a property of a nonmetal
400
The number of protons
What is the atomic number of an element
400
This can be used to separate iron filings from salt and sand
What is a magnet
400
Two processes that need heat to happen
What is evaporating and melting
500
Atoms
What is all matter is made up of these
500
They are good conductors of electricity
What are metals
500
The characteristic used to arrange the elements in the periodic table of the elements
What is the atomic number
500
A method used to separate salt from salt water
What is boiling
500
Chapter 1 an 2 is about this
What is PHYSICAL science
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