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Acceleration: At a glance (article) | Khan Academy
We can describe acceleration as the change in velocity over time, and we can use the shorthand equation a = Δ v / Δ t to represent this relationship where ‘a’ is the average acceleration, ‘v’ is …
Acceleration (video) | Khan Academy
Acceleration (a) is the change in velocity (Δv) over the change in time (Δt), represented by the equation a = Δv/Δt. This allows you to measure how fast velocity changes in meters per …
What is acceleration? (article) | Khan Academy
Acceleration is the name we give to any process where the velocity changes. Since velocity is a speed and a direction, there are only two ways for you to accelerate: change your speed or …
Connecting motion and forces (article) | Khan Academy
Use a simulation to investigate the effects of balanced and unbalanced forces on an object's motion. Explore how an object's acceleration is affected by the net force acting on it and its mass.
Acceleration vs. time graphs (video) | Khan Academy
David explains how to read an acceleration vs. time graph. He then shows how the area under the curve gives the change in velocity and does a few examples.
Acceleration vs. time graphs (article) | Khan Academy
An acceleration vs. time graph represents the acceleration of an object as a function of time. For example, if you read the y -value of the graph below at a particular time (in seconds), you will …
Acceleration (video) | Khan Academy
If velocity and acceleration point the same direction, the object is speeding up. If velocity and acceleration point opposite directions, the object is slowing down.
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Acceleration review (article) - Khan Academy
For example, if I was running to the right and my velocity went from 5 m/s to 2 m/s in 3 seconds, my acceleration would be -3 m/s^2, or 3 m/s^2 to the left. The negative sign basically means …