Chemical and Physical Changes

Flashcard
•
Science
•
8th Grade
•
Hard
+3
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a physical property?
Back
A characteristic of a substance that can be observed or measured without changing its identity, such as color, density, or malleability.
2.
FLASHCARD QUESTION
Front
What is malleability?
Back
The ability of a substance to be deformed or shaped under pressure, often without breaking.
3.
FLASHCARD QUESTION
Front
What is a chemical change?
Back
A process that involves the transformation of one or more substances into different substances, often accompanied by energy changes.
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
4.
FLASHCARD QUESTION
Front
What is a physical change?
Back
A change that affects one or more physical properties of a substance without altering its chemical composition, such as melting or boiling.
5.
FLASHCARD QUESTION
Front
What happens when water is heated to steam?
Back
This is a physical change because the water changes state from liquid to gas without changing its chemical structure.
Tags
NGSS.MS-PS1-4
NGSS.MS-PS3-4
NGSS.MS-PS3-5
6.
FLASHCARD QUESTION
Front
What is rusting?
Back
Rusting is a chemical change where iron reacts with oxygen and moisture to form iron oxide, commonly known as rust.
Tags
NGSS.MS-PS1-5
7.
FLASHCARD QUESTION
Front
What is digestion in the stomach?
Back
Digestion is a chemical change where food is broken down into simpler substances by enzymes and acids.
Tags
NGSS.MS-LS1-7
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