lessons 69-72
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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Water will become vapor when it reaches what point? | boiling
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What is magma? | Melted rock
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What are some examples of substances that melt? | Butter, wax, ice cubes
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What could cause a substance that has melted to solidify? | Cooling
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All of living & nonliving things interacting & affecting each other in a certain area are an | Ecosystem
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What are cold blooded vertebrates that begin life breathing with gills; later they develop lungs? | Amphibians
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A solution is a mixture in which all of the particles are? | Mixed evenly
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A paper cutter is a combination of what 2 simple machines? | lever & wedge
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How do scientist classify all animals which have backbones? | vertebrates
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what are te properties of a substance? | anything that describes it
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solid to liquid | melting
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solid to gas | sublimation
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liquid to solid | freezing
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liquid to gas | evaporation
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gas (vapor) to liquid | condensation
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gas to solid | deposition
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The oldest fossils will most likely be found in what layer of the Earth's crust? | Deepest
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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.
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.
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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Created by:
Avagrai07
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