What is the law of conservation of matter?
Conservation of Matter Flashcard

Flashcard
•
Science
•
4th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The law of conservation of matter states that matter cannot be created or destroyed in an isolated system; it can only change forms.
2.
FLASHCARD QUESTION
Front
True or False: Matter can be destroyed during a chemical reaction.
Back
False
3.
FLASHCARD QUESTION
Front
What happens to the mass of a substance during a physical change?
Back
The mass remains the same.
4.
FLASHCARD QUESTION
Front
Define matter.
Back
Matter is anything that has mass and occupies space.
5.
FLASHCARD QUESTION
Front
What is a physical change?
Back
A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.
6.
FLASHCARD QUESTION
Front
Give an example of a physical change.
Back
Melting ice is an example of a physical change.
7.
FLASHCARD QUESTION
Front
What happens to matter when it changes from solid to liquid?
Back
The matter changes form, but the total mass remains unchanged.
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