
Understanding Chemical Reactions
Interactive Video
•
Chemistry, Science
•
5th - 8th Grade
•
Medium

Amelia Wright
Used 5+ times
FREE Resource
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6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to atoms during a chemical reaction?
They become larger.
They rearrange to form new substances.
They disappear.
They remain unchanged.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a sign that a gas is released during a chemical reaction?
The color changes to blue.
Fizzing or bubbling occurs.
The temperature drops.
The solution becomes clear.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can a change in temperature indicate a chemical reaction?
The temperature either increases or decreases.
The substance changes color.
The substance becomes solid.
The substance emits a sound.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What form of energy might be produced during a chemical reaction?
Light
Sound
Magnetism
Electricity
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a permanent change in color signify in a chemical reaction?
The reaction is reversible.
The temperature has changed.
A new substance has been formed.
The reaction is incomplete.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a precipitate in the context of a chemical reaction?
A solid that forms from a solution.
A color change in the solution.
A liquid that evaporates.
A gas that forms during a reaction.
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