

Vocab Test Quarter 1
Flashcard
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Hard
Wayground Content
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20 questions
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1.
FLASHCARD QUESTION
Front
A pure substance of 2+ elements chemically combined.
Back
compound
2.
FLASHCARD QUESTION
Front
Basic unit of matter.
Back
atom
3.
FLASHCARD QUESTION
Front
Energy cannot be created or destroyed, only transformed.
Back
Law of Conservation of Energy
4.
FLASHCARD QUESTION
Front
Change in matter from solid to gas without liquid phase.
Back
sublimation
5.
FLASHCARD QUESTION
Front
A pure substance that cannot be broken down by chemical or physical means.
Back
element
6.
FLASHCARD QUESTION
Front
Group of atoms bonded together, smallest unit of a pure substance.
Back
molecule
7.
FLASHCARD QUESTION
Front
Matter cannot be created or destroyed, only transformed.
Back
Law of Conservation of Mass
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