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12 Cards in this Set
- Front
- Back
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Matter is made up of tiny particles, ______________ and _______________
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atoms and molucules
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There are ______________ between the particles that make up any particular matter.
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empty spaces
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Particles of matter are held together by strong ________________________
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electric forces
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Each substance has __________ particles that are __________ from any other substance.
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unique, different
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_______________ affects the speed at which particles of matter move
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temperature
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The higher the temperature the _______________ the particles of matter move.
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faster
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Particles of matter are in constant ______________
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motion
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During a chemical change, no matter can neither be created nor destroyed. This understanding has become a scientific LAW called...
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The Law of Conservation of Matter
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How can the Law of Conservation of Matter be proven?
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Create a chemical change within a closed system and measure the amount of matter both before and after the change. It will be the same.
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Give an example of a chemical change produced in a closed system.
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Vinegar and baking soda combined in a 2L bottle with a balloon attached to its top, or burning a substance within a closed system to capture all matter released during combustion.
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The particles within an icicle only _______________ because ice is a solid. As temp. increases the icicle begins to flow because...
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The higher temperature speeds up the icicle's particles and they take on translational energy in addition to vibrational energy.
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Because red food dye distributes evenly when mixed with water, what is proven regarding the Particles of Matter Theory?
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1. Red dye particles fill empty spaces between water particles.
2. The Particles of bothe dye and water are in constant motion as they've move to combine. Particles are tiny as they cannot be seen. |
