science test C68
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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physical change | something that changes it's size, shape or state of material
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chemical change | is any change in which new substances are formed
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model | is a way to represent an object or describe how a process takes place
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nucleus | most of an atom's mass is contained in a central core
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proton | particle that has a positive electric charge
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neutron | particle that has no electric charge
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elctron | particle that has negative electric charge
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atomic number | number of protons in an atom of that element
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ion | electrically charged atom
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radioactive element | made up of atoms whose nuclei is broke down or decay into other atoms
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nuclear fission | splitting nuclei
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indicator | substance that changes color when mised with acid or base
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neutralization | reaction between acid and base
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salt | is a compound that can be formed when an acid reacts with a base
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polymer | proteins is an organic compound that contains a very loing chain of carbon compounds
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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.
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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:
AAhue
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