science 7g
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 meaning of estimated? | predicting something without being sure of it
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| What is a landfill site? | large area where rubbish is left
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| Name three states of matter? | Solid, liquid, gas
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| Describes 2 properties of a liquid? | Liquids dont change their volume- they cannot be squashed. liquids are quite dense but usually less dense than solids.
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| what can happen if a gas cylinder is heated? | it can explode
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| Are solids often dense | yes
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| What state of matter does not flow? | solid
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| why are gases stored in cylinders? | so the gas cannot escape
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| What are gases less dense than? | they are less dense than liquids
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| What is data? | observations from experiments
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| What is a prediction? | is when you think something is going to happen
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| What is a theory? | if an idea has been tested and still works, it is called a theory
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| can gases be squashed? | yes
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| What is a liquid? | something with a fixed volume but no fixed shape
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| What is a gas? | Something that does not have a fixed shape or volume, and is easy to squash
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| What is a solid? | Something with a fixed shape and volume
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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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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:
nkruimer
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