Question 1
An atom of magnesium-25 has an atomic number of 12. How many neutrons are in its nucleus?
Correct Answer:
13 neutrons
Question 2
An atom of carbon has 6 protons. Which change would turn this carbon atom into a different element?
Correct Answer:
Changing the number of protons in the nucleus
Question 3
In a chemical reaction, the total mass of the products equals the total mass of the reactants. Which principle does this observation support?
Correct Answer:
Conservation of mass
Question 4
Which subatomic particle carries a negative charge and occupies the region outside the nucleus?
Correct Answer:
Electron
Question 5
Two students push a box across a rough floor at constant velocity. Which statement about the net force is correct?
Correct Answer:
The net force is zero because velocity is constant.
Question 1
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About this Exam

Prepare with the AzSCI Grade 11 Practice Questions - Arizona Science Assessment (AzSCI) - Grade 11 Exam practice quiz. This question bank includes 100 questions covering energy, object, constant, many, and mass. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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AzSCI Grade 11 Practice Questions - Arizona Science Assessment (AzSCI) - Grade 11 Exam

This practice set contains 100 questions from the matching question bank and focuses on energy, object, constant, many, and mass. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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