Energy changes
Authored by Jane Ingham
Chemistry
5th Grade
Used 6+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which reactions take in energy from their surroundings?
Exothermic
Endothermic
Displacement
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these use endothermic reactions?
Self heating can
Ice packs for injuries
Handwarmers
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an exothermic reaction?
A reaction that takes in energy from its surroundings
A reaction that gets cold
A reaction that releases energy
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these is an example of an endothermic reaction?
combustion
photosynthesis
respiration
displacment
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these is an example of an exothermic reaction?
Combustion
Photosynthesis
Thermal decomposition
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does combustion mean?
fire
burning
reduction
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is activation energy?
The energy taken in during a reaction
The energy given out during a reaction
The amount of energy required to get a reaction started
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