Devices that Absorb or Release Thermal Energy
Passage
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Medium
Standards-aligned
Jaden Carper
Used 1+ times
FREE Resource
7 questions
Show all answers
1.
OPEN ENDED QUESTION
3 mins • 1 pt
Explain the difference between chemical reactions that release heat and those that absorb heat.
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OFF
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Understanding
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the reactants and products in the combustion of wood?
Reactants: wood and oxygen; Products: water, carbon dioxide, and heat
Reactants: water and heat; Products: oxygen and hydrogen
Reactants: wood and heat; Products: oxygen and carbon dioxide
Reactants: oxygen and hydrogen; Products: water and heat
Tags
Applying
3.
OPEN ENDED QUESTION
3 mins • 1 pt
Analyze the role of heat in phase changes such as melting ice cubes and evaporating liquid water.
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Analyzing
4.
FILL IN THE BLANKS QUESTION
30 sec • 1 pt
Self-heating cans and hot packs are examples of chemical reactions that (a) heat.
Tags
Understanding
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of a chemical reaction that absorbs heat?
Water electrolysis
Wood combustion
Burning coal
Cooking an egg
Tags
Applying
6.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe how cold packs work to treat sports injuries.
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OFF
Tags
Understanding
7.
FILL IN THE BLANKS QUESTION
30 sec • 1 pt
The reaction of electricity through water to form oxygen and hydrogen is an example of a reaction that (a) heat.
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Applying
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