Describing Matter
Measuring Matter
Changing Matter
Energy and Matter
Matter Vocab
100
Texture, hardness and color.
What are physical properties?
100
The measure of the force of gravity on an object.
What is weight?
100
Dissolving and chopping a substance.
What are physical changes?
100
The energy of an object that is related to its position.
What is potential energy?
100
The study of the properties of matter and how matter changes.
What is chemistry?
200
The basic particle of an element.
What is an atom?
200
The unit for measuring volume.
What is cubic centimeter?
200
A change in which a new substance is produced.
What is chemical change?
200
The energy of electrically charged particles.
What is electrical energy?
200
The simplest substances.
What is an element?
300
The force of attraction that holds atoms together.
What is a chemical bond?
300
An object's mass divided by its volume.
What is the density of the object?
300
A change in which energy is released.
What is exothermic change?
300
Energy of matter in motion.
What is kinetic energy?
300
A group of atoms that are joined together by chemical bonds.
What is a molecule?
400
The ratio of hydrogen to oxygen in a water molecule.
What is 2 to 1?
400
The SI unit for mass.
What is kilogram?
400
The ability to do work or cause change.
What is energy?
400
List three forms of energy.
What are electromagnetic, electrical, potential, kinetic, chemical or thermal?
400
A substance made of two or more elements chemically combined.
What is a compound?
500
Two or more substances that are together in the same place but are not chemically combined.
What is a mixture?
500
The density of an object is greater than the density of water when the object floats.
What is false?
500
A measure of the average energy of random motion of particles of matter.
What is temperature?
500
In a chemical change, other forms of energy cannot be changed to chemical energy.
What is false?
500
Energy that travels through space as waves.
What is electromagnetic energy?
M
e
n
u