Rate of Reaction
Authored by Karen King
Science
7th - 9th Grade
NGSS covered
Used 945+ times
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13 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
List three factors that affect the rate of a reaction
temperature
concentration
surface area
volume
Tags
NGSS.HS-PS1-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A temperature increase causes the particles ......
to slow down
move faster
collide higher
in the right order
Tags
NGSS.HS-PS1-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does a higher concentration increase the rate of reaction?
it increases the amount of reactants
it lowers the activation energy
it increases the energy of particle collisions
it increases the frequency of particle collisions
Tags
NGSS.HS-PS1-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does a higher temperature increase the rate of a reaction?
it increases both the frequency and energy of particle collisions
it only increases the frequency of particle collisions
it only increases the energy of particle collisions
it reduces the activation energy of the reaction
Tags
NGSS.HS-PS1-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the rate of reaction?
Tags
NGSS.HS-PS1-5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Grinding a seltzer tablet into powder increases the rate of reaction due to increased
Tags
NGSS.MS-PS1-2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The rate of a reaction is how _____________ a reaction occurs.
Quickly
Easily
Unusually
Differently
Tags
NGSS.HS-PS1-5
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