Scalars, vectors, similar figures
Authored by Megan Foye
Mathematics
9th Grade
CCSS covered
Used 2+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Water boils at 100 degrees C. Is this value a scalar or a vector?
scalar
vector
2.
DRAW QUESTION
3 mins • 5 pts
Sketch the vector [2, 3]. Then sketch what it would look like to multiply that vector by a scalar value of -1.
Tags
CCSS.HSN-VM.B.5A
CCSS.HSN-VM.B.5B
3.
DRAW QUESTION
3 mins • 5 pts
Draw a 2 x 2 square. Then Dilate that shape by a scalar value of 2.
Tags
CCSS.8.G.A.3
4.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
What is the magnitude of a vector that starts at the point (1,2) and ends at (9,7)?
9
8.755
Tags
CCSS.HSN.VM.A.1
5.
OPEN ENDED QUESTION
5 mins • 5 pts
In your own words, describe why the red shapes are considered "similar" while the purple are not.
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Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
6.
OPEN ENDED QUESTION
5 mins • 5 pts
What is the scale factor of figure A to figure B? (In other words, what did we dilate figure A by to get figure B? ) How do you determine this?
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Tags
CCSS.8.G.A.3
7.
DRAW QUESTION
3 mins • 5 pts
Sketch the vector [4, -3] anywhere on the grid.
Tags
CCSS.HSN.VM.A.1
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