Science(Force)
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 force? | What cause a stationary to move
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| What types of force are there? | Force of gravity,magnetic force, electric force and force of friction
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| What is friction? | A force that opposes the sliding motion of an object when in contact with another object
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| Give an advantage of friction | When a bike stops when you pull the brake
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| Give a disadvantage of friction | Friction causes the wearing of moving surfaces in contact
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| What is Lubrication? | Lubrication is used to reduce the friction between to surfaces in contact
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| Give three characteristics of wieght | It is a force,it is measure in newtons and the weight of an object can change
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| Give three characteristics of mass | It is measure in grams or kilograms,it does not have a direction and the mass of an object remains constant
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| What is the equation to covert mass into weight? | Weight(in Newtons) = mass in kilograms x 10
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| What is Hooke's law? | It states that the extension of an elastic body(a spring) is directly proportional to the force causing the extension
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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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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:
Chimozukee
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