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Matter
Elements
Atoms
When Atoms Combine
Miscellaneous
100
Anything with mass that takes up space.
What is matter?
100
All matter is made of these.
What are elements?
100
The smallest part of an element that has all the properties of that element.
What is an atom?
100
When any two atoms combine, this is created.
What is a molecule?
100
This is needed to change the phase of matter.
What is heat energy?
200
Solid, liquid, gas, and plasma
What are the four phases of matter?
200
These types of elements are shiny, heat and electricity can pass through them easily, and they can be hammered into sheets or pulled into wires.
What are metals?
200
Protons.
What is found in the center of the atom and has a positive charge?
200
The substances can be easily separated.
What is a mixture?
200
You use your senses to observe these.
What are physical properties?
300
Particles in this phase have no definite volume or shape.
What is gas?
300
118
How many elements are there?
300
Electrons.
What moves around the outside of the atom's nucleus and has a negative charge?
300
Two or more atoms from different elements.
What is a compound?
300
When atoms from different substances combine and create a new substance with its own properties.
What is a chemical change?
400
When you change a solid to a liquid.
What is melting?
400
This chart organizes all the elements.
What is the periodic table of elements?
400
Has no charge.
What is a neutron?
400
A special mixture where the particles spread evenly through another substance.
What is a solution?
400
A bouncing ball has this type of energy.
What is kinetic energy?
500
When a liquid is changed to a gas.
What is evaporation?
500
The building blocks of all matter.
What are elements?
500
The number of protons is equal to this.
What is the atomic number? What is the number of electrons?
500
Lemonade
What is a solution?
500
You do this to change a gas to a liquid.
What is remove heat?