A student walks at a speed of 0.5 m/s and then begins to run 15 seconds later at a speed of 2.5 m/s. What is the student's acceleration?

Q: An object travels 5 miles in a time of 1 hr. What is the speed of the object?

A:

Q: A scuba diver dove 4 m under the water and then went down another 8 m. What was the diver's final…

A: Total depth (D) = Initial dive (d1) + Final Dive (d2)

Q: If a 6 kg mass is dropped from a height of 10 meters, what is the velocity of the mass right before…

A: In the given question the mass of the mass is given is 6kg and height is also given 10 meter from…

Q: If a student kicks a soccer ball with 75 Newtons of force, with how much force did the soccer ball…

A: Answer:-  Given  A student kicks a soccer ball with 75 Newtons of force.  We know that  According to…

Q: There were 2 boys standing on top of a bridge. The 1st boy drops a 1.5kg rock while the 2nd boy…

A: h=ut+0.5gt2

Q: A driver of a car hits its brakes and begins to decelerate. If the velocity changes from 60 m/s to…

A: Initial velocity u=60 msFinal velocity v=20 mstime t=6 secs

Q: A 1,320 kg car moving at 14 m/s on dry pavement, skids to a stop over 145 m. What is the force of…

A: Write the equation for the kinetic energy. KE=12mv2 Here, The mass of the car is "m" The speed of…

Q: If a 4000 kg car is traveling westward and has a force of 200,000 N, What is the Car’s acceleration?

A: Acceleration of car is 50 m/s^2

Q: What is the speed of a wave that has a wavelength of 2 m and a frequency of 6 Hz?

A:

Q: If a car increases in velocity from +5 m/s to +15 m/s in three seconds, what is its acceleration?

A: Given value--- initial velocity = 5 m/sec. final velocity = 15 m/sec. time t = 3 second. We have…

Q: What is the acceleration of a car that is going 100 m/s and stops in 5 seconds?

A: Given data:  Initial velocity (Vi) = 100 m/s Final velocity (Vf) = 0 m/s, stop Time (t) = 5 s…

Q: A bus travels 10 m in 2.5 seconds. What was the bus’s speed?

A: Speed of the bus can be calculated as,

Q: How much energy is used to light a 45 Watt light bulb for 10 hours?

A: Given, P=45 Watt t = 10 Hours We know that, E = P*t   = (45 Watt) *(10 h)    = 45 Watt ((10 h) (60…

Q: What is the acceleration of a person who goes from 4.3 m/s to rest in 2 seconds?

A: given: initial velocity u = 4.3 m/s final velocity v =0 m/s time = 2 sec

Q: What is the acceleration of a 50 kg object pushed with a force of 500 N?

A: mass = 50kg  Force = 500 N To find = acceleration

Q: A car from rest takes 5 seconds to travel a distance of 30 feet. How long will it take for the car…

A:

Q: How much does it cost to light a 300-W lightbulb for 30 days if the cost of electricity is 7¢/kWh?

A:

Q: How much force does it take to bring 1,425 N car from rest to a velocity of 28 m/s in 13 seconds

A:

Q: What is the mass of an object that is traveling 20 m/s and has 12,000 J of kinetic energy?

A:

Q: A car has a mass of 2000 kg.  What is the acceleration produced by a force of 3000 N?

A:

Q: A car drives 532 km in 59 hours. What is its average speed?

A:

Q: What is the rate of acceleration of a 2,000-kilogram truck if a force of 4,200 N is used to make it…

A: Given, Mass of truck=2000 kg Force applied F=4200 N Let  acceleration of Truck is a m/s²

Q: How many liters of wine can be held in a wine barrel whose capacity is 31 gallons?

A: The capacity of wine barrel in gallons, Capacity=31 gal   The unit conversion, 1 gal=3.785 L

Q: What is the speed of a runner who goes around the entire oval of the track a distance of 400 meters…

A: The speed of the runner is, v=dt

Q: A train moves at a constant speed and travels 6 miles in 4 minutes. What is the speed in miles per…

A: Given, train moves at a constant speed Distance travelled = 6 miles Time taken to travel 6 miles = 4…

Q: A car is moving at a speed of 5 m/s in 4 s, he increases its speed to 15 m/s. What is acceleration ?

A: Introduction :  In this question we are provided it value of time taken , initial velocity and final…

Q: A weightlifter lifts 50kg weight over his head and drops it to the ground . If it takes .56 seconds…

A:

Q: The driver of a car steps on the brakes, and the velocity drops from 35 m/s to 5 m/s in 4 seconds.…

A: Given:  initial velocity, u = 35 m/s  final velocity,v = 5 m/s  time, t = 4 s

Q: A boy pulls a wagon with an applied force of 40 N on a frictionless surface. If the mass of the…

A: Given :    Applied force, F = 40 N    Mass of the wagon, m = 13 kg  Determine the acceleration, a of…

Q: How much force does it take to bring a 1,325 N car from rest to a velocity of 33 m/s in 11 seconds?

A:

Q: You take a trip that covers 180 km. You drove for 3 hours and stopped at a rest area for 45 minutes.…

A: Average Speed =Total DistanceTime

Q: A 1200 kg car is travelling at 30 m/s and hits a wall. If the wall applies 48,000 N of force to the…

A: The answer is below

Q: A train travelled 440 meters in 1 minute how many km an hour was it traveling

A: Train travelled =440m Time taken by train to travel for 40 m =1min

Q: As part of an exercise program, a woman walks south at a speed of 2.5 m/s for 59 minutes. She then…

A: first part of the exercise program : Speed = 2.5 m/s time = 59 minutes = 59×60 seconds= 3540 seconds…

Q: A Car travels 300 meters in 5 minutes. What is the speed that the car travels?

A:

Q: What is the density of an object with the length of 10 cm, width of 5 cm, height of 2 cm, and a mass…

A: The length of the object, l=10 cm   The width of the object, w=5 cm   The height of the object, h= 2…

Q: A Ferris wheel is 26 meters in diameter and completes 1 full revolution in 16 minutes. If the Ferris…

A:

Q: A car travels 340 km in 8 hours. What is the average speed of the car in km/h?

A:

Q: A tortoise moves a distance of 80 metres in 2 seconds what is the average speed of tortoise in km/h?

A:

Q: The density of an object whose mass is 50 g and occupies a volume of 50 cubic centimeter is equal to

A: Given in question : Mass of object(m) = 50 g                                  Volume of an object(V)…

Q: A 2000 kg car slams on the breaks and comes to a stop . If the coefficient of the friction between…

A:

Q: a car is traveling at 10 miles per hour during rush hour. how far does the car travel in 1 minute…

A: Given data :- speed v = 10 miles per hour = 4.4704 m/s time t = 1 minute 45 seconds = 105 s

Q: How much force does it take to bring a 1,075 N car from rest a velocity of 26 m/s in 14 seconds?

A:

Q: What is the acceleration of a car that increases its velocity from 0 to 100 km/h in 10 s?

A: