Atoms
Elements
Molecules and Ions
Electricity
States of Matter
100
The part of an atom with a positive charge.
What is a Proton?
100
This is the chart that groups the elements by size and similarities.
What is the Periodic Table of Elements?
100
This is when 2 or more atoms are chemically bonded together?
What is a molecule?
100
The part of an atom that is involved with electricity.
What is an electron?
100
The state of matter where the atoms are in fixed positions relative to one another.
What is a solid?
200
The part of an atom with a negative charge.
What is an electron?
200
Name 5 elements from the periodic Table.
What is (Mrs. Hood will verify)
200
This is an atom that has gained an electrical charge by either gaining or losing electrons.
What is an Ion?
200
Fill in the blanks=Opposite charges____________, like charges ___________.
What is opposite charges attract, like charges repel. ?
200
The state of matter where the atoms are still attracted to each other but can move around and change positions.
What is a liquid?
300
The part of the atom that only adds mass to the atom (no charge).
What is a neutron?
300
In an element that has 2 letters as its symbol, this is how they need to be written.
What is, the first letter capitalized and the second letter is lower case. (not capitalized)
300
This is the overall charge of an atom that has LOST 1 or more of its normal electrons.
What is positive?
300
A material that allows electrons to pass through it easily.
What is a conductor?
300
The state of matter where the atoms are free moving and independent.
What is a gas?
400
The number of protons determines this about an atom.
What is the atomic number or what kind of element it is?
400
The first electron shell (or orbit) can only hold this many electrons.
what is 2?
400
Name the chemical formula for a common molecule.
What is a HzO (water) or another molecule verified by Mrs. Hood
400
A substance that does not let electrons pass through it.
What is an insulator?
400
The state of matter that is made up of high energy ions and free electrons.
What is plasma?
500
These determine the mass number of an atom.
What do the protons plus the neutrons equal?
500
The approximate number of naturally occurring elements on the Periodic Table. (According to our book and Bill Nye movie) (must be within 10)
What is 92?
500
The chemical formula for a molecule of salt.
What is NaCl or sodium chloride
500
It causes your hair to go down when you step off the plastic box after using the static ball.
Why is the Earth a good conductor?
500
This is the only substance found in the normal temperature range of earth, in the 3 states-solid, liquid and gas.
What is water? (H2 O)
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