
Semester Review 2024
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
Wayground Content
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14 questions
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1.
FLASHCARD QUESTION
Front
How many elements are in glucose, C6H12O6?
Back
3 (Carbon, Hydrogen, Oxygen)
2.
FLASHCARD QUESTION
Front
What is the chemical formula for sodium sulfate?
Back
Na2SO4
3.
FLASHCARD QUESTION
Front
How many sulfur atoms are in the formula for sodium sulfate, Na2SO4?
Back
1
4.
FLASHCARD QUESTION
Front
What type of change occurs when a substance dissolves?
Back
Physical change
5.
FLASHCARD QUESTION
Front
Which Newton's Law explains why a lighter motorcycle takes less time to stop?
Back
Newton's 2nd Law
6.
FLASHCARD QUESTION
Front
What happens to the total mass of any chemical reaction as the reaction takes place?
Back
The total mass remains the same.
7.
FLASHCARD QUESTION
Front
Define a chemical change.
Back
A process where substances combine or break apart to form new substances.
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