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CMAS Science Grade 11 Practice Questions - Colorado Measures of Academic Success (CMAS) Science - Grade 11 Exam

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About this Exam

Prepare with the CMAS Science Grade 11 Practice Questions - Colorado Measures of Academic Success (CMAS) Science - Grade 11 Exam practice quiz. This question bank includes 100 questions covering energy, form, many, mass, and describes. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

Sample Questions

Question 1
An atom of potassium-39 has an atomic number of 19. How many neutrons are in its nucleus?
19 neutrons
20 neutrons
39 neutrons
58 neutrons
Question 2
Which change would convert a fluorine atom into a different element?
Adding one neutron to the nucleus
Changing the number of protons in the nucleus
Exciting an electron to a higher energy level
Removing one electron to form a fluoride ion
Question 3
Which subatomic particle has no charge and is found in the nucleus?
Proton
Electron
Neutron
Photon
Question 4
Moving left to right across a period on the periodic table, atomic radius generally decreases. What best explains this trend?
Atoms gain more principal shells, so radius increases
Nuclear charge increases while electrons occupy the same principal shell, pulling the cloud closer
Atoms lose protons, so attraction to electrons weakens
Ionization energy always decreases, so electrons spread farther out
Question 5
A sealed flask contains a sample of gas. Which observation best supports the particle model that gas particles are far apart and move freely?
The gas has a fixed shape independent of the container
The gas completely fills the flask and can be compressed noticeably
The gas cannot be compressed under any pressure
The gas always freezes at room temperature

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Additional Information

CMAS Science Grade 11 Practice Questions - Colorado Measures of Academic Success (CMAS) Science - Grade 11 Exam

This practice set contains 100 questions from the matching question bank and focuses on energy, form, many, mass, and describes. 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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Frequently Asked Questions

This quiz contains a total of 100 practice questions carefully selected to test your knowledge on this subject.
Yes, you will have exactly 0 minutes to complete the exam. A countdown timer will be visible once you start.
Yes, you can retake this practice test as many times as you need. The questions and options may be randomized on subsequent attempts to ensure comprehensive learning.

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