Reaction Rates
Authored by Lisa Thompson
Science
10th Grade
NGSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Grinding a seltzer tablet into powder increases the rate of reaction due to increased
concentration
surface area
temperature
reactants
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Increasing the concentration of the reactants will slow down the reaction.
false
true
Tags
NGSS.HS-PS1-5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
This slows down or even stops a chemical reaction.
de-activator
catalyst
enzyme
inhibitor
Tags
NGSS.HS-PS1-5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How quickly a reaction will take place is called what?
Reaction Rate
Temperature
Catalyst
Pressure
Tags
NGSS.HS-PS1-5
5.
MATCH QUESTION
1 min • 10 pts
Match the following Reaction Rate affect with the definition of why it speeds up reactions.
Pressure
The higher the ______, the faster the reaction because more particles are moving and colliding, thus contacting with each other to react.
Concentration
The more of this causes there to be more room for the particles to collide and react with one another
Surface Area
The higher the ____ = the smaller of the volume, causing more particle collisions
Temperature
Higher amounts of this of this leads to more frequent collisions between reactant particles
Catalyst
This substance speeds the reaction rate by lowering the activation energy needed to start the reactions
Tags
NGSS.HS-PS1-5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What factor affects the rate of a chemical reaction by increasing the kinetic energy of particles?
Catalysts
Concentration
Surface Area
Temperature
Tags
NGSS.HS-PS1-5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What factor affects the rate of a chemical reaction by increasing the concentration, therefore speeding up the reaction?
Catalysts
Concentration
Surface Area
Temperature
Tags
NGSS.HS-PS1-5
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