Conservation of Matter
Flashcard
•
Science
•
3rd - 5th Grade
•
Practice Problem
•
Hard
Wayground Content
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16 questions
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1.
FLASHCARD QUESTION
Front
What is the Conservation of Matter?
Back
The principle that matter cannot be created or destroyed in a chemical reaction.
2.
FLASHCARD QUESTION
Front
What happens to the weight of matter in a closed system?
Back
The weight stays the same before and after a reaction.
3.
FLASHCARD QUESTION
Front
If 25 grams of sugar dissolves in 150 grams of water, what is the total weight?
Back
175 grams.
4.
FLASHCARD QUESTION
Front
What is an example of matter escaping during a reaction?
Back
Gas escaping from burning materials.
5.
FLASHCARD QUESTION
Front
What does it mean when we say matter is conserved?
Back
It means the total amount of matter remains constant.
6.
FLASHCARD QUESTION
Front
What happens to the weight of a sealed air bag before and after it inflates?
Back
The weight stays the same.
7.
FLASHCARD QUESTION
Front
In the fire snake demo, what was observed about the weight before and after?
Back
The weight was about the same before and after.
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