Motion and Momentum
Chemical Reactions
Atoms, Elements, and the Periodic Table
States of Matter
Matter and Properties Changes
100
Distance divided by time.
What is formula for speed?
100
Substances on the left-hand side of a chemical equation
What are reactants?
100
Particle that has a positive charge.
What is a proton?
100
Has a definite shape and definite volume.
What is a solid?
100
NaCl
What is the formula for table salt?
200
The speed of an object plus its direction.
What is velocity?
200
Substances that form as a result of a reaction.
What are products?
200
An English scientist that discovered the electron.
Who was J.J. Thomson?
200
The particles are spread far apart.
What is a gas?
200
Has a pH of less than 7
What is an acid?
300
How hard it is to stop a moving object.
What is momentum?
300
Reaction that releases heat energy.
What is exothermic reaction?
300
Uncharged particle found inside the nucleus.
What is a neutron?
300
Has no definite shape but a definite volume.
What is a liquid?
300
Common name for Acetic acid.
What is vinegar?
400
P= m x v
What is the formula for momentum?
400
A type of reaction where A + B >>> AB.
What is synthesis reaction?
400
Elements on the periodic table fall into 3 categories.
What are metals, nonmetals, and metalloids?
400
Gas, Liquid, Plasma, Solid
What are the 4 states of matter?
400
Feels slippery and has a bitter taste.
What is a base?
500
Change in velocity divided by the time it takes for the change to occur.
What is acceleration?
500
A type of reaction where AB>>> A + B
What is decomposition reaction?
500
The number of elements on the periodic table.
What is 115?
500
Process of changing from a solid to a gas.
What is sublimation?
500
Physical properties change when the size of an object changes.
What are size-dependent properties?
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