2. 1D Motion / Kinematics

A car of mass $m$ is moving down a frictionless incline of angle $\theta$. What is the maximum possible acceleration of the car as it moves down the track?

Which of the following best describes what happens to an object's $a\left(t\right)$ (acceleration) as the $v$ (speed) changed at a constant rate in a straight line?

Which of the following correctly gives the magnitude of acceleration for an object whose velocity changes from $v_i$ to $v_f$ over a time interval $\Delta t$?

When demonstrating the 2025 Leaf’s smooth acceleration, which of the following best describes the car’s acceleration if it increases its speed uniformly from rest to $20$ m/s in $10$ seconds?

A large boulder falls from rest off a cliff. Assuming negligible air resistance and that the acceleration due to gravity is $g=9.8m/s^2$, how fast is the boulder moving after $2$ seconds?

Given a rod of mass $m$ moving along a straight line, what is the acceleration $ar\left(t\right)$ of the rod if a constant net force $F$ is applied to it?

When demonstrating the 2023 Leaf’s smooth acceleration, which of the following best describes the car’s acceleration if it increases its velocity uniformly from rest to $20m/s$ in $10s$?

Which of the following best describes $\mathrm{negative} \mathrm{acceleration}$?

As you accelerate upward in an elevator, what happens to your apparent weight as measured by a scale under your feet?

A test tube is placed in a centrifuge so that its end is $10cm$ from the axis of rotation. If the centrifuge rotates at a constant angular speed $$, what is the magnitude of the acceleration at the end of the test tube?

A small object moves along the x-axis with constant acceleration $a$. If its initial velocity is $v_0$ and its initial position is $x_0$, which equation gives its position $x$ at time $t$?

Which statement best describes the difference between $\mathrm{positive}$ and $\mathrm{negative}$ acceleration?

Which statement is true about $a:$ acceleration?

In a lab experiment, a cart is pushed by a variable number of identical fans. How will increasing the number of fans affect the cart's acceleration, assuming all other factors remain constant?

Which of the following best describes negative acceleration ($a<0$)?