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War on Gaza in Numbers
Al Jazeera introduced a live tracker to capture statistics about the war on Gaza. Solve the questions to find the truth. The quiz is based on the latest ...
Located in
Mathematics
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Statistics
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Specific Gravity
The specific gravity of a substance is often listed in tables instead of either mass density or weight density
Located in
Physics
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Solids
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Self Test
Test your knowledge in atoms and molecules
Located in
Physics
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Atoms and Molecules
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Avogadro's Number
Avogadro's number, also known as Avogadro's constant, is a fundamental constant in chemistry that represents the number of atoms, molecules, or particles in ...
Located in
Physics
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Atoms and Molecules
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Atomic Masses
The relative mass of an individual atom of that element
Located in
Physics
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Atoms and Molecules
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Electron Orbits
Defining the orbits of electrons and the maximum number at any level
Located in
Physics
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Atoms and Molecules
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Kepler's Third Law
Kepler's third law states the relationship between a planet's average distance from the sun and the time required for the planet to complete one orbit
Located in
Physics
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Gravity
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The Law of Gravity
Learn how gravity keeps the universe in balance
Located in
Physics
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Gravity
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Use properties of parallel lines cut by a transversal to find unknown angle measures
Lines that are cut by a transversal may or may not be parallel
Located in
Mathematics
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Geometry
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Parallel and Perpendicular Lines
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Single- and Double-Displacement Reactions
Recognize chemical reactions as single-replacement reactions and double-replacement reactions
Located in
Chemistry
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Chemical Reactions
