Speed
A rabbit can cover a distance of 80m in 5s. What is the speed of the rabbit?
Answer: 16 m/s
A balloon drifts 140m toward the west in 45s; then the wind suddenly changes, and the balloon flies 90m toward the east in the next 25s. What total distance did it travel?
Answer: 230m
If an object accelerates from rest, with a constant acceleration of 5.4 m/s2, what will its velocity be after 28s?
Answer: 151.2 m/s
An object accelerates from rest with a constant acceleration of 2 m/s2. How far will it have moved after 9s?
Answer: 81m
What is the velocity of a dropped object after it has fallen for 3.0s?
Answer: -30 m/s or 30m/s down
During the first 50 seconds, a truck traveled at a constant speed of 25 m/s. Find the distance it traveled.
Answer: 1250m
A balloon drifts 140m toward the west in 45s; then the wind suddenly changes, and the balloon flies 90m toward the east in the next 25s.What was its velocity in the first 45 seconds?
Answer: 3.1m/s west
An object is traveling at a constant velocity of 15 m/s when it experiences a constant acceleration of 3.5 m/s2 for a time of 11 s. What will its velocity be after that acceleration?
Answer: 53.5 m/s
An object, moving with constant acceleration and zero initial velocity, travels 48 m in 5.2 s. What is the magnitude of its acceleration?
Answer: 3.6 m/s2
A ball is thrown straight up with a velocity of 16 m/s; what will be its velocity 2.0s after being released?
Answer: -4m/s or 4m/s downward
An elevator ascends at a constant speed of 4 m/s. How long does it take for the elevator to travel 120 m upward?
Answer: 30s
A balloon drifts 140m toward the west in 45s; then the wind suddenly changes, and the balloon flies 90m toward the east in the next 25s.What was its average speed for the entire trip?
Answer: 3.3 m/s
An object is moving at a velocity of 23 m/s. It accelerates to a velocity of 85 m/s in 8.3 s. What acceleration did it experience?
Answer: 7.47 m/s2
An object is at rest when it undergoes a constant acceleration of 13 m/s2 for 5.0 seconds. How far will it have traveled during this time?
Answer: 162.5 m
A stone is thrown down from a bridge with a velocity of 5.6 m/s. What is its velocity after 3 seconds have passed?
Answer: 35.6 m/s downward
A racing car can complete a 900 m long lap in 15 s. What is the speed of the car?
Answer: 60 m/s
A balloon drifts 140m toward the west in 45s; then the wind suddenly changes, and the balloon flies 90m toward the east in the next 25s.What was its total displacement?
An object, initially traveling at a velocity of 52 m/s, experiences an acceleration of -9.8 m/s2. How much time will it take to come to rest?
Answer: 5.3 seconds
An object, initially at rest, is subject to an acceleration of 34 m/s2. How long will it take for that object to travel 3400 m?
Answer: 14.1 s
A ball is thrown straight up from the ground with an unknown velocity. It reaches its highest point after 3.5 s. With what velocity did it leave the ground?
It is known that a shark can travel at a speed of 15 m/s. How far can a shark go in 10 seconds?
Answer: 150 m
A balloon drifts 140m toward the west in 45s; then the wind suddenly changes, and the balloon flies 90m toward the east in the next 25s.What was its average velocity for the entire trip?
Answer: 0.71m/s west
An object accelerates at a rate of -3.2 m/s2 to a velocity of 5 m/s over a time of 10 s. What was its initial velocity?
Answer: 37 m/s
A plane accelerates to a velocity of 310 m/s in 12 s, by which time it has traveled 2 km down the runway. What were its average and initial velocities?
166.7 m/s
23.3 m/s
An arrow is launched straight up with a velocity of 12.6 m/s. How long before the arrow returned to the ground?
Answer: 2.52s