CBA Review OL
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the little number after an element in a chemical equation called?
Back
Subscript
2.
FLASHCARD QUESTION
Front
What happens to energy when an ice cube is placed in a cup of hot tea?
Back
Heat flows from the tea to the ice.
3.
FLASHCARD QUESTION
Front
What happens to a blue liquid when 250 milliliters of water is added?
Back
The solution becomes more diluted and will appear paler (lighter) in color.
4.
FLASHCARD QUESTION
Front
What does a graph showing no change in position over time represent?
Back
Not moving
5.
FLASHCARD QUESTION
Front
Is blue color a chemical or physical property?
Back
Physical Property
6.
FLASHCARD QUESTION
Front
What is a coefficient in a chemical equation?
Back
A number placed in front of a chemical formula to indicate the number of molecules.
7.
FLASHCARD QUESTION
Front
What is the definition of a chemical property?
Back
A characteristic of a substance that can only be observed during a chemical reaction.
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