Grade 8 Quizzes, Questions & Answers
Recent Grade 8 Quizzes
In this scientific quiz, we’ll be putting you up against a gauntlet of questions regarding chemical reactions – the process of transformation from one set of chemical substances to another. Think you have the right...
Questions: 25 | Attempts: 407 | Last updated: Mar 22, 2025
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Sample QuestionSubstances that prevent certain chemical reactions are called _____.
This quiz titled 'Unit 9 - Salts' explores the formation and properties of salts and soaps, differentiating between soaps and detergents, and the environmental impact of phosphates in detergents. It assesses understanding of...
Questions: 9 | Attempts: 127 | Last updated: Mar 20, 2025
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Sample QuestionA(n) ____ is a compound formed when the negative ions form an acid combine with the positive ions from a base.
Explore key concepts in chemistry with 'Unit 8 - Particles in Solution'. This quiz assesses understanding of evaporation, solubility, electrolytes, and the impact of solutes on freezing points. Essential for students enhancing...
Questions: 6 | Attempts: 217 | Last updated: Mar 19, 2025
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Sample QuestionWhich of the following increases rate of evaporation?
Chemical reactions are the processes that lead to the transformation of one set of chemical substances to another. Energy is a physical property that must be transferred to an object in order to perform work on or to heat it.
Questions: 5 | Attempts: 659 | Last updated: Mar 21, 2025
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Sample QuestionWhich of the following is a chemical reaction?
In chemistry, a compound refers to an entity that consists of two or more atoms, with at least two of those atoms from different chemical elements. These atoms associate via chemical bonds. What else can you tell us about...
Questions: 32 | Attempts: 270 | Last updated: Mar 21, 2025
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Sample QuestionThe elements that make up a compound and the number of atoms of each element in a unit of a compound can be shown in a ______.
This CSS ID's and CLASS's quiz assesses understanding of CSS selectors including class, ID, type, and universal selectors. It is designed to enhance practical skills in styling web elements effectively, making it essential for...
Questions: 10 | Attempts: 362 | Last updated: Mar 21, 2025
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Sample QuestionWhat is a selector?
Physical Science Module 9 assesses understanding of basic physics concepts including reference points, vectors, scalars, acceleration, and free fall. It measures skills in identifying motion and changes in position, crucial for...
Questions: 20 | Attempts: 1637 | Last updated: Mar 21, 2025
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Sample QuestionA point against which position is measured is called:
Chemical elements are species of atoms that have the same number of protons in their atomic nuclei. There are 118 chemical elements on the periodic table. Think you know all there is to know about them and their respective...
Questions: 24 | Attempts: 822 | Last updated: Mar 21, 2025
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Sample QuestionAn allotrope of carbon that is soft and can be used as a lubricant is _____.
What defines and differentiates solids from liquids or gases? Periodic table groups elements according to their atomic volumes. For instance oxygen is a gas and its atomic size is 8. Are you interested in this study of...
Questions: 17 | Attempts: 287 | Last updated: Mar 21, 2025
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Sample QuestionEach energy level of an atom has a maximum number of ____ it can hold.
Explore your knowledge of Russia with this engaging quiz! Test your understanding of its geography, historical figures, and significant events. Ideal for learners interested in Russian culture and history.
Questions: 19 | Attempts: 3133 | Last updated: Mar 21, 2025
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Sample QuestionWhich of the following Russian cities is farthest North?
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