11.2 meters per second is how many miles per hour? (1 mi = 1609 m)
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A car travels 90 km/h. How long does it take for it to tr…
A car travels 90 km/h. How long does it take for it to travel 400 km?
An object moves 15.0 m north and then 11.0 m south. Find bo…
An object moves 15.0 m north and then 11.0 m south. Find both the distance traveled and the magnitude of the displacement vector.
How far does a car travel in 6 s if its initial velocity is…
How far does a car travel in 6 s if its initial velocity is 2 m/s and its acceleration is 2 m/s2 in the forward direction?
Vector A has a magnitude 8.0 m at an angle of 30 degrees bel…
Vector A has a magnitude 8.0 m at an angle of 30 degrees below the +x axis. The y-component of A is
In moving a standard computer mouse, a user applies a horizo…
In moving a standard computer mouse, a user applies a horizontal force of 6.00×10−2 N. The mouse has a mass of 125 g. Assuming it starts from rest, what is its speed after moving 0.159 m across a mouse pad? Ignore forces like friction that oppose its motion.
When is the average velocity of an object equal to the inst…
When is the average velocity of an object equal to the instantaneous velocity?
Suppose A = BC, where A has the dimension L / M and C has th…
Suppose A = BC, where A has the dimension L / M and C has the dimension L / T. Then B has the dimension:
A car goes from 40 m/s to 80 m/s in a distance of 200 m. Wh…
A car goes from 40 m/s to 80 m/s in a distance of 200 m. What is its average acceleration?
A cart with an initial velocity of 5.0 m/s experiences a con…
A cart with an initial velocity of 5.0 m/s experiences a constant acceleration of 2.0 m/s2. What is the cart’s displacement during the first 6.0 s of its motion?