Mixes in Phys. Sci. Word Scramble
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Question | Answer |
What elements are always with their "twin"? | Hydrogen, oxygen, fluorine, bromine, iodine, nitrogen, chlorine. |
What makes something a substance? | Matter that a chemical formula can be written for. |
What makes something a mixture? | It can be in any proportion and the parts are not chemically bonded. |
Is alcohol a substance or mixture? | Substance |
What is homogeneous? | An item that has all particles equally distributed. |
What is heterogeneous | An item that has particles unevenly distributed. |
Is pain homogeneous or heterogeneous? | Heterogeneous |
What has large particles and settles out on standing? | Suspension |
What has medium particles, doesn't settle out on standing, and scatters in light? | Colloids |
What has no particles and doesn't settle out on standing? | Solutions |
What is a physical change? | A change of how something looks that you can always change back to the original state. |
What is a chemical change? | A change of something that you can't change back to the original state. |
What is an example of a physical property? | Color, density, solubility, taste, melting point, hardness, boiling point, luster, odor, dissolves, slices in half, etc. |
What is an example of a chemical property? | Flammability, reacts with acid to form hydrogen, reacts wit water to form a gas, reacts with a base to form water, can neutralize a base, decomposes, rusts, producing carbon dioxide gas, souring, rots etc. |
Created by:
Carolina_Girl
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