2. 1D Motion / Kinematics

Intro to Acceleration

Multiple Choice
In introductory kinematics, acceleration is defined as the rate of change of velocity. Acceleration depends on which two factors?
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Multiple Choice
In introductory kinematics, which quantity is defined as the rate at which velocity changes with time?
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Multiple Choice
A car accelerates uniformly from rest with a constant acceleration $a$ . Which equation gives the velocity $v$ of the car after time $t$ ?
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Multiple Choice
In introductory kinematics, which quantity is defined as the rate at which velocity changes over time?
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Multiple Choice
Which of the following gives the correct formula for acceleration in terms of change in velocity $Δ v$ and time interval $Δ t$ ?
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Multiple Choice
Which of the following best describes constant acceleration?
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Multiple Choice
In one-dimensional motion with constant acceleration, an object’s velocity changes from $v_{i}$ to $v_{f}$ over a time interval $Δ t$ . Which expression gives the magnitude of the acceleration?
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Multiple Choice
Which of the following best describes the difference between the speed of an object and the acceleration of an object?
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Multiple Choice
A cyclist accelerates from $0 m / s$ to $8 m / s$ in $3 s$ . What is his acceleration?
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Multiple Choice
In the context of motion along a straight line, what does a negative $a$ indicate?
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Multiple Choice
Which of the following represents a case in which you are not accelerating?
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Multiple Choice
In a car, which control is primarily responsible for causing a change in velocity ( $a$ cceleration or $d$ eceleration)?
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Multiple Choice
How does air resistance affect the acceleration of objects as they fall toward the ground?
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Multiple Choice
A hockey player of mass $m$ slides on rough ice and comes to a stop from an initial speed of $v_{0}$ over a distance $d$ . What is the magnitude of her acceleration on the rough ice?
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Multiple Choice
A large boulder falls from rest off a cliff. Assuming negligible air resistance and taking acceleration due to gravity as $g = 9.8 m / s^{2}$ , how fast is the boulder moving after $10$ seconds?
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