Question

5 word problems regarding uniform velocity​

Answer 1

From rest, a car accelerated at 8 m/s2 for 10 seconds.

a) What is the position of the car at the end of the 10 seconds?

b) What is the velocity of the car at the end of the 10 seconds?

car accelerates uniformly from 0 to 72 km/h in 11.5 seconds.

a) What is the acceleration of the car in m/s2?

b) What is the position of the car by the time it reaches the velocity of 72 km/h?

An object is thrown straight down from the top of a building at a speed of 20 m/s. It hits the ground with a speed of 40 m/s.

a) How high is the building?

b) How long was the object in the air?

train brakes from 40 m/s to a stop over a distance of 100 m.

a) What is the acceleration of the train?

b) How much time does it take the train to stop?

Answer 2

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