Identify the Energy Changes That Occur in a Chemical Reaction

Quiz
•
Physics
•
9th Grade
•
Hard
+2
Standards-aligned
Charles Martinez
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The energy level diagram of a reaction is shown. Based on the diagram, it can be deduced that
it is an endothermic reaction.
the total energy of the products is 570 kJ.
the reactant has more energy than the products.
more bonds are formed than are broken.
Tags
NGSS.HS-PS1-4
NGSS.HS-PS3-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Endothermic reactions ______.
release more energy than they absorb
absorb more energy than they release
release and absorb exactly the same amount of energy
can either release more energy than they absorb or absorb more energy than
they release, depending on the reaction
Tags
NGSS.HS-PS1-4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Forming a chemical bond __________
absorbs energy from the surroundings
releases energy into the surroundings
creates energy that did not previously exist
uses up energy that then no longer exists
Tags
NGSS.HS-PS1-4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A chemical bond __________energy when it breaks.
increases
decreases
absorbs
releases
Tags
NGSS.HS-PS1-4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Energy is _________ when bonds form.
released
absorbed
destroyed
created
Tags
NGSS.HS-PS1-4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Energy is _________ when bonds break.
absorbed
created
destoryed
released
Tags
NGSS.HS-PS1-4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Energy is needed to break bonds in chemical reactions.
True
False
Tags
NGSS.HS-PS1-4
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