MTCES.8 -Sc.1.2.V
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| matter | anything that has mass and takes up space
🗑
|
||||
| chemistry | the study of the properties of matter and how it changes
🗑
|
||||
| physical property | a characteristic of a substance that can be observed without changing the substance into another (color, hardness, texture, shine, flexibility)
🗑
|
||||
| chemical property | a characteristic of a substance that descibes its ability to change into other substances (burning, rusting, tarnishing)
🗑
|
||||
| physical change | a change that distorts the form or appearance of a substance without changing it into another substance
🗑
|
||||
| chemical reaction | a change in matter that produces more new substances
🗑
|
||||
| precipitate | a solid that forms during a chemical reaction
🗑
|
||||
| endothermic reaction | a reaction that absorbs energy in the form of heat
🗑
|
||||
| exothermic reaction | a reaction that releases energy in the form of heat
🗑
|
||||
| chemical equation | a short, easy way to show a chemical reaction
🗑
|
||||
| reactant(s) | the substance(s) you have before a chemical reaction
🗑
|
||||
| product(s) | he substance(s) you have at the end of a chemical reaction
🗑
|
||||
| conservation of mass | during a chemical reaction, matter is not created or destroyed, just rearranged
🗑
|
||||
| open system | a system in which matter can enter from or escape into its surroundings
🗑
|
||||
| closed system | a system in which matter can't enter or leave
🗑
|
||||
| coefficient | a number placed in front of a chemical formula in an equation, it multiplies the formula by that number
🗑
|
||||
| synthesis | 2 or more elements combine
🗑
|
||||
| decomposition | breaks down compounds
🗑
|
||||
| replacement | elements rearrange and trade places
🗑
|
||||
| actavation energy | the minimum energy needed to start a chemical reaction
🗑
|
||||
| concentration | the amount of a substance in a given volume
🗑
|
||||
| catalyst | a material that increases the rate of a reaction by lowering the activation energy
🗑
|
||||
| enzymes | biological catalysts that lower actavation energy in cells
🗑
|
||||
| inhibitor | decreases the rate of a reaction by preventing reactants from coming together
🗑
|
||||
| combustion | a rapid reaction between oxygen and a fuel
🗑
|
||||
| fuel | a material that releases energy when it burns
ie)oil, wood, gas, paper
🗑
|
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.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
[=
Popular Miscellaneous sets