2nd six weeks vocab 10-28-2011
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What is the defintion for physical characteristic? | can be oberserved without changing the substance (5 senses; see, hear, touch, taste and smell)
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| What are examples of physical characteristics? | color, odar, freezing point, density and color change
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| What is the definition for physical change? | when the appearance of an object changes
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| What are examples of physical change? | change of state, tearing, molding, evaporation, size/shape change and dissolving
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| What is the defintion for chemical change? | the subtances created during a chemical reaction are completely different from the original substance
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| What are characteristics for metals? | luster, ductility, malleability, magnetism, good conducter of electricity, shiny, etc
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| What are characteristics of nonmetals? | dull, brittle, gas and poor conducter of electricity.
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| What elements are most abundant in the atmosphere? | nitrogen and oxygen
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| What elements are most abundant in the human body? | oxygen and carbon
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| What elements are most abundant in the Earth's crust? | oxygen, silicon and carbon
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| What elements are in the atmosphere? | argon, oxygen and nitrogen
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| What elements are in the Earth's crust? | oxygen, silicon, iron, aluminum, calcium and nitrogen
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| What elements are in the human body? | oxygen, carbon, hydrogen and nitrogen
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| What is the difference between a compound and an element? | an element can't be broken down but a compound can because it's more than one thing
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| How can you tell if a chemical formula is showing an element or a compound? | a compound has two or more letters and an element has one capitol letter
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| What does electrical conductivity mean? | a physical property that describes how electricty can be conducted or carried through an object
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| What does magnetic mean? | a physical property that describes if matter is attracted to a magnet
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| What does luster mean? | is a physical property that describes if a object is shiny
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| What does malleability mean? | is the physical property that describes if matter can be hammered into thin sheets
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| What does brittle mean? | is a physical property that breaks easily if struck or hammered
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| What does sublimation mean? | a solid to a gas
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| What does ductility mean? | the ablity for a substance to be pulled into a wire
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| What does state mean? | is the physical form in which a substance exists, such as a solid, liquid or gas
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| What does density mean? | the amount of matter in a given space or volume
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| What does solubility? | the ablity of a substance to dissolve into another substance
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| What does thermal conductivity mean? | rate at which a substance transfers thermal energy
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| What does pressure mean? | the amount of force exerted on a given area
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| What does melting mean? | the change of state from a solid to a liquid
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| What does freezing mean? | the change of state from a liquid to a solid
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| What does vaporization mean? | the change of state from a liquid to a gas; includes boiling and evaporation
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| What does boiling mean? | vaporization that occurs thoughtout a liquid
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| What does evaporation mean? | vaporization that occurs at a surface of a liquid
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| What does condensation mean? | the change of state from a gas to a liquid
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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