19.3
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
---|---|---|---|---|---|
1. Wedge | A heavy load over a short distance or to split a log
🗑
|
||||
2. Screw | A load over the threads by applying a small force
🗑
|
||||
3. Pully | A pully changes direction of the force
🗑
|
||||
4. Lever | A lever helps lift with less effort
🗑
|
||||
5. Inclined Plane | An inclined plane makes it easeier to slide a load upward than to lift it diretly
🗑
|
||||
6. Fulcrum | The support, or point of rest, on which a lever turns in moving a body.
🗑
|
||||
7. Work | Done when an applied force causes an object to move in the direction of the force
🗑
|
||||
8. Force | A push or pull
🗑
|
||||
9. Load | Anything put in or on something for conveyance or transportation; freight; cargo
🗑
|
||||
10 Mechanical Adventage | The ratio of the output force produced by a machine to the applied input force
🗑
|
||||
12. Simple Machine | A machine that uses only one movement
🗑
|
||||
13. Compound Machine | A combinaition of simple machines
🗑
|
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:
steven.butts
Popular Science sets