Reaction Types
Forces
Electricity
More on Forces
Potpourri
100
H2 + Cl2 → 2HCl
What is a synthesis reaction?
100
The law that states that the unbalanced force acting on an object equals the object's mass times its acceleration.
What is Newton's second law of motion?
100
The subatomic particle a glass rod loses to become positively charged.
What is an electron?
100
Earth pulls on the moon. The moon pulls on the Earth with an equal and opposite force. This is an example of which of Newton's three laws?
What is Newton's third law of motion?
100
Energy is transferred from the reactants to the surroundings in this type of reaction.
What is an exothermic reaction?
200
CH4 + O2 → CO2 + 2H2O + heat
What is a combustion reaction?
200
The law that states that every object maintains constant velocity unless acted on by an unbalanced force.
What is Newton's first law of motion?
200
The two variables electric force depends on.
What are charge and distance?
200
It is the unbalanced force that slows a ball rolling down a hill or a car that someone has slammed the brakes in.
What is friction?
200
The substance that accepts electrons in a redox reaction becomes this.
What is reduced?
300
FeS + 2HCl → FeCl2 + H2S
What is a double-displacement reaction?
300
The law that states that for every action force there is an equal and opposite reaction force.
What is Newton's third law of motion?
300
These point away from positive charges and towards negative charges.
What are electric field lines.
300
How much force must be exerted on a 20 kg object to accelerate it 5 m/sec2?
What is 100 N?
300
The type of circuit where all of the appliances are connected in a single path.
What is a series circuit?
400
Zn + 2HCl → ZnCl2 + H2
What is a single-displacement reaction?
400
The amount of momentum that a rock sitting by the side of a road has.
What is zero?
400
SI Unit potential difference in measured in.
What is volts?
400
True or false? Action-reaction forces always act on the same object.
What is false?
400
The force between objects with like charges.
What is a repulsive force?
500
2HCl → H2 + Cl2
What is a decomposition reaction?
500
When air resistance balances the weight of an object that is falling, the velocity will....
What is remain constant?
500
This is produced when when charges are accelerated by an electric field to move to a position of lower potential energy.
What is an electric current?
500
Where do objects accelerate at the same rate regardless of their masses?
Where there is an absence of air resistance (a vacuum)?
500
These are added or changed when balancing chemical equations.
What are coefficients?
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