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Objective: To use a protractor to determine the direction of a
vector and to express the direction using a couple of conventions and
to convert direction information from one convention to another.
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Vector Direction
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2
Counter-Clockwise
from East
Convention
6 Questions
Pick from among the three activities -
Counter-Clockwise From East, Nearest Axes Convention, and
Convention Conversions.
Angle from Nearby Axes Completed
Student Name:
Rotation Angle from the Nearest Axes
Convention
6 Questions
Nothing Stops Me!
Convention Conversions Completed
Let Me Try It!
Bring It On!
Changing from One Convention to
Another Convention
6 Questions
CCW Convention
Completed
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Counter-Clockwise from East activity.
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Changing from One Convention to Another Convention activity.
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Angle from the Nearby Axes activity.
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Drag Protractor to
Measure Angles
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Bold markings occur
in 15° increments.
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CCW from East Dir’n:
3
Enter
CCW Convention
deg
2
.
Progress Report
Use the protractor to determine the direction of the vector.
Express your answer using the counter-clockwise (CCW) from East
convention. (The answer is a multiple of 15 degrees.)EndFragment
Tap to Change
Express the direction as an angle of rotation (in degrees) from
either one of the two nearest axes.
--
Enter Value
Convention Conversions
Perform the following convention conversion for the given
direction.EndFragment
Express the direction as a counter-clockwise angle of rotation (in
degrees) from due East.
Nearest Axis Convention
Use the protractor to determine the direction of the vector.
Express your answer as an angle of rotation relative to one of the two
nearest axes. (The angle measure is a multiple of 15 degrees.)
Dir’n: