Question 1
A student classifies table salt (NaCl) dissolved in water. Which of the following best describes this combination?
Correct Answer:
A homogeneous mixture (solution)
Question 2
An atom of carbon-14 has an atomic number of 6 and a mass number of 14. How many neutrons does this atom contain?
Correct Answer:
8
Question 3
Which statement correctly describes the law of conservation of mass during a chemical reaction in a closed system?
Correct Answer:
The total mass of the reactants equals the total mass of the products
Question 4
On the periodic table, elements in the same vertical column (group) generally share which of the following?
Correct Answer:
The same number of valence electrons
Question 5
Which of the following is a chemical change rather than a physical change?
Correct Answer:
Iron rusting in moist air
Question 1
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Prepare with the GACE Middle Grades Science (705) Practice Questions - GACE Middle Grades Science (4-8) Assessment (705) Exam practice quiz. This question bank includes 100 questions covering object, energy, describes, cell, and cells. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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GACE Middle Grades Science (705) Practice Questions - GACE Middle Grades Science (4-8) Assessment (705) Exam

This practice set contains 100 questions from the matching question bank and focuses on object, energy, describes, cell, and cells. 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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