Exothermic and Endothermic

Quiz
•
Science
•
8th Grade
•
Hard
+3
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of these processes is always exothermic?
evaporation
burning
insulation
melting
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Equal amounts of four different substances (A-D) where added separately to equal amounts of an acid and a thermometer placed in the mixture. For which substance is the reaction the most exothermic?
Tags
NGSS.HS-PS1-4
NGSS.HS-PS3-4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If a chemical reaction is EXOTHERMIC, the temperature would....
Stay the same
Increase
Decrease
Tags
NGSS.HS-PS1-4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What type of reaction occurs in a hand warmer?
exothermic
endothermic
Tags
NGSS.HS-PS1-4
NGSS.HS-PS3-4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O_2(g) + 2 H_2 (g) → 2 H_2O (g) + Energy
endothermic
exothermic
Tags
NGSS.HS-PS1-4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A student mixed two chemicals to allow them to react. The temperature before the reaction was 25 ° C. The temperature after the reaction was 18° C. Which of the following is true?
It is an exothermic reaction
It is an endothermic reaction
Tags
NGSS.HS-PS1-4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When heat is released it is an
exothermic reaction
endothermic reaction
both
none
Tags
NGSS.HS-PS1-4
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