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Deffinitions
Math
Chapters 1-4
Chapters 5-8
chapters 10-12
100
A way of learning about the natural world by gathering information.
What is Science?
100
Force divided by Area.
What is Pressure?
100
Has a definite shape and a definite volume.
What is a solid?
100
An atom or a group of atoms that has an electric charge.
What is an ion?
100
A Lever pivots on a fixed point called a ____.
What is a fulcrum?
200
Electrons that have the highest energy level and are held most loosely.
What are Valence electrons?
200
Mass X Velocity
What is momentum?
200
Unlike ___, ___ does not change with location, even when the force of gravity on an object changes.
What is Weight and Mass?
200
A compound that is composed of molecules.
What is a molecular compound?
200
An example of a ____ is a zipper.
What is a wedge?
300
a substance's mass per unit of volume.
What is Density?
300
Length x Width x Height.
What is Volume?
300
The study of matter, energy, and the changes they undergo.
What is Physical Science.
300
___ ___ form as a result of the attraction between positive and negative ions.
What is an Ionic Bond?
300
___ is used in car brakes.
What is a Hydraulic system?
400
A material used to decrease the rate of a reaction.
What is an Inhibitor?
400
-->Product + Product.
What is Reactant + Reactant?
400
When ___ gets hotter ___ expands.
What is Air?
400
Fuel, Oxygen, and Heat.
What is the Fire Triangle?
400
What is the pressure at 12,000m compared to Sea level.
What is a lower pressure?
500
An attraction between a positive metal ion and the electrons surrounding it.
What is a metallic bond?
500
When an acid with a pH of 2 is mixed with a base with a pH of 12.
What is a neutral solution with a pH of 8?
500
At ___, the temperature of the ice stops increasing.
What is 0 degrees C?
500
A ____ ____ ____ includes the symbol for the element surrounded by dots.
What is an electron dot diagram?
500
The force that acts on two objects that are not moving.
What is Static friction?