Free Fall and Vector Operation
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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Scalar | Has only magnitude(a number) WITHOUT direction -Ex: 5m., 30 ft.
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Vector | Has both magnitude AND directions -Ex: 5m. NE, 30 ft. S
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Unit for displacement | Meters
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Unit for velocity | m/sec.
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Unit for acceleration | m/sec^2
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Name all the directions that are considered positive | North and East (Up and right)
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Name all the directions that are considered negative | South and West (Down and left)
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Scalar quantities- | Length, distance, speed, height, mass, etc.
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Vector quantities- | Velocity, displacement, acceleration
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X-component | Cosine = adjacent/ hypotenuse
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Y-component | Sine = opposite/ hypotenuse
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Vectors are expansion of _________ | numbers
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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:
U0105006
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