Semester exam 25 review 2
Flashcard
•
Science
•
9th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the process of nuclei decaying and emitting matter and energy?
Back
Radioactivity
2.
FLASHCARD QUESTION
Front
What form of radiation emits energy but no mass or charge?
Back
Gamma radiation
3.
FLASHCARD QUESTION
Front
On the pH scale, acids are ___?
Back
Less than 7
4.
FLASHCARD QUESTION
Front
What is a substance with a pH of 8 classified as?
Back
Weak base
5.
FLASHCARD QUESTION
Front
What is the name of the chemical compound Al2O3?
Back
Aluminium oxide
6.
FLASHCARD QUESTION
Front
What is the pH range for neutral substances?
Back
7
7.
FLASHCARD QUESTION
Front
What type of radiation has mass and a positive charge?
Back
Alpha radiation
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