From rest, a car accelerated at 8 m/s for 10 seconds. What is the velocity of the car at the end of the 10 seconds?
What is 80 m/s
100
A tennis ball is thrown straight up with an initial speed of 22.5 m/s. It is caught at the same distance above the ground. How high does the ball rise?
What is 25.8 meters
100
A soccer balll is kicked at an angle theta = 37.0 with a velocity of 20.0 m/s. What is the max height?
What is 7.35 meters
100
The following equation =Fs/N is used to calculate
What is static friction μs
100
If 4j of work is done in raising 220g Apple, how far was it lifted?
What is 1.86 m
200
A train decreases speed from 30 m/s to 20 m/s while traveling at a distance of 250 m. What is the acceleration of the train?
What is -1 m/s^2
200
A group of teenagers decide to jump off a rock in a watering hole. They hit the water after 1.5 seconds. How high is the rock?
What is 11.25
200
If velocity is constant horizontally then acceleration is ________
What is 0
200
Determine whether the force does positive negative or no work: A cable is attached to a bucket and the force of tension is used to pull the bucket out of a well.
What is Positive work
200
How much work is done when a 100 N force is used to push a box 12 m?
What is 1200 Joules
300
A space ship accelerates from rest at 100,000 m/s^2 for a time of four seconds. How far did the ship travel in that time? x=1/2at^2+Vit
What is 800,000m
300
A ball is thrown with an initial velocity of 20 m/s and reaches its highest point in 4 seconds. Calculate the distance the ball traveled in the air until it reached its peak
What is 158.4
300
Any object which is projected by some means and continues to move due to its own inertia is a(n) _________
What is a projectile
300
A 100 kg box is sliding down a frictionless surface at a constant speed of 0.2 m/s. What is the force of gravity?
What is 980 N
300
If it takes 3000 J to lift an object 4m how much does the object weigh?
What is 76.53 kg
400
A skier traveling at 5 m/s accelerates down a hill at 1 m/s for three seconds. What is the final velocity of the skier?
What is 8 m/s
400
A rock is dropped off of a bridge. The bridge is about 60 m above the water. How long would it take for the rock to reach the water? Gravity=10 m/s
What is 3.46 seconds
400
A ball rolls off of a table with a speed of 3.2 m/s. The table is 1.5 m high. When does the ball hit the ground?
What is 0.6 seconds
400
A boy dragged his toy along a rough floor. When the child applies a force of .5 N horizontally the velocity is constant at 1 m/s. What is the force of friction on the toy.
What is .5N
400
An upward force is applied to lift a 15 kg object to a height of 3 meters at constant speed. What is the amount of work done by the applied force?
What is 147 Joules
500
A dragster accelerates to a speed of 112 m/s over a distance of 398 m. Determine the acceleration of the dragster
What is 15.8 m/s^2
500
A shoe was dropped with initial velocity of 15 m/s, and reached the ground 3 seconds later. What was the final velocity of the ball right before it reached the ground?
g=9.8
What is 44.4 m/s
500
A beach ball, moving with a speed of +1.27 m/s, rolls off a pier and hits the water 0.75 m from the end of the pier. How high is the pier above the water?
What is 1.71 meters
500
What is the velocity of the box after being pulled for 2 seconds.
What is 3.54 m/s.
500
A 12 kg object has 755 J of energy. How high up is the object located?