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Vector Operations Quiz

Authored by Jenő Györfi

Mathematics

11th Grade

CCSS covered

Vector Operations Quiz
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26 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the definition of a vector?

A fixed length line

A scalar quantity

A directed line segment

A point in space

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the null vector?

A vector with zero length

A vector with unit length

A vector with infinite length

A vector with negative length

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the sum of two vectors?

The average of the two vectors

A scalar quantity

A vector from the tail of the first to the head of the second

The difference of the vectors

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula to calculate the length of a vector v(v1; v2)?

|v| = v1 + v2

|v| = v1 * v2

|v| = v1 - v2

|v| = √(v1^2 + v2^2)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does it mean for two vectors to be parallel?

They have the same length

They intersect at a right angle

They have the same direction

One is a scalar multiple of the other

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you find the coordinates of a midpoint between two points A(x1, y1) and B(x2, y2)?

((x1 - x2)/2, (y1 - y2)/2)

(x1 + x2, y1 + y2)

((x1 + x2)/2, (y1 + y2)/2)

(x1 - x2, y1 - y2)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of rotating a vector (v1, v2) by +90 degrees?

(v2, -v1)

(-v2, v1)

(-v1, -v2)

(v1, v2)

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