2. 1D Motion / Kinematics

An object moves along a straight path and its position is marked at several points. If $\overrightarrow{a}$ represents the displacement vector from position 1 to position 2, which direction best approximates the direction of $\overrightarrow{a}$ when the object is at position 2?

Which of the following is a vector quantity?

Which statement best describes the similarity and difference between $distance$ and $displacement$?

The sum of two vectors has the greatest magnitude when the angle between these two vectors is: $\theta$

Given two vectors, $\overrightarrow{a}$ points in the +y direction and $\overrightarrow{b}$ points in the −z direction, which of the following best represents the direction of the cross product $\overrightarrow{a}\times \overrightarrow{b}$?

When describing the displacement of an object, which of the following must be included?

Given two vectors $\overrightarrow{e}$ and $\overrightarrow{f}$ shown in Figure 1, what is the angle $\theta$ between them if $\overrightarrow{e}$ points along the positive $x$-axis and $\overrightarrow{f}$ points along the positive $y$-axis?

If a vector $a$ makes an angle $\theta$ with the x-axis, what is the magnitude of its x-component $a_x$?

Which of the following graphs best represents the vector field $F=kr$, where $k$ is a positive constant and $r$ is the position vector from the origin?

Which of the following quantities is not a vector?

Which of the following quantities is considered a vector?

Which of the following best describes the difference between $scalar$ and $vector$ quantities?

What is the magnitude of a vector with components $15$ m east and $20$ m north?

Which of the following best describes momentum: is it a $\mathrm{scalar}$ or a $\mathrm{vector}$ quantity?

Which of the following best describes the vector field $f(x,y,z)$ = $i$ + $2j$ + $3k$ in ${ℝ}^3$?