A car and a train are traveling with the same velocity. Do the two objects have the same momentum?
 👍
 👎
 👁
 ℹ️
 🚩
1 answer

Nah man,
Momentum=Mass*Velocity
A car being heavier than a train would have more mass (weight) and thus require more energy to start or stop. 👍
 👎
 ℹ️
 🚩
answered by Dr. Inertia
Answer this Question
Related Questions

Physics
A train car with mass m1 = 591 kg is moving to the right with a speed of v1 = 7.3 m/s and collides with a second train car. The two cars latch together during the collision and then move off to the right at vf = 4.7 m/s. a. What is the initial momentum of
 asked by MUHAMMAD JUNAID
 3,805 views

Science
The strength of the force of gravity between two objects is determined by which of the following factors? Select all that apply. A. the masses of the objects B. the distance between the objects C. the volumes of the objects D. the surface area of the
 asked by Boi
 7,661 views

college physics
Superman must stop a 190km/h train in 180m to keep it from hitting a stalled car on the tracks. part a)If the train's mass is 3.8×10^5kg , how much force must he exert (find the magnitude)? part b)Compare to the weight of the train (give as %). partc)
 asked by john
 8,689 views

Physics **HELP PLS**
1. In boxing, fighters wear padded gloves to protect their hands. Which statement explains why a fighter’s hands need protection? A. There is an equal and opposite velocity impact the hand. B. There is an equal and opposite acceleration impact the hand.
 asked by Bill
 1,111 views

physics
The driver of a train traveling at 30 m/s applies the brakes when he passes an amber signal. The next signal is 1.5 km/h down the track and it reaches 75 seconds later. Assuming uniform acceleration, find the velocity of the train at the second signal.
 asked by Anonymous
 1,799 views

Physics
You have been called to testify as an expert witness in a trial involving a headon collision. Car A weighs 1515 lb and was traveling eastward. Car B weighs 1125 lb and was traveling westward at 45.0 mph. The cars locked bumpers and slid eastward with
 asked by Schopenhauer
 6,885 views

Physics
**I JUST NEED THE STEPS ON HOW TO SOLVE THE PROBLEMS** An object experiences an acceleration of 6.8m/s^2. As a result, it accelerates from rest to 24m/s. How much distance did it travel during that acceleration? A car which is traveling at a velocity of
 asked by Elyssa
 1,553 views

physics
A heavily loaded freight train moves with constant velocity. What is the relationship between the net force on the first car (F1) and the net force on the last car (F2)? A. F1=F2 B. F1>F2 C. F1
 asked by alexa
 4,621 views

physics
Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are moving toward one another, the first having a mass of 160,000 kg and a velocity of 0.300 m/s, and the second having a mass of 115,000 kg and a velocity of
 asked by Anonymous
 7,447 views

Help me with science please
Which statement includes a description of velocity?(1 point) A marble rolls 30 centimeters away from the table. A car travels east at 45 kilometers per hour. A bicycle moves 8 meters per second. A student walks 20 meters down the street. . An illustration
 asked by Levi
 18,109 views

Sciece
Which of the following has the most kinetic energy ? a car traveling at 20 km/h a tractor traveling at 20 km/h bicycle traveling at 20 km/h motorcycle traveling at 20 km/h
 asked by Science
 935 views

Physics
. A train is traveling down a straight track at 20 m/s when the engineer applies the brakes, resulting in an acceleration of 1.0 m/s 2 as long as the train is in motion. How far does the train move during a 40s time interval starting at the instant the
 asked by Jay
 2,940 views

Physics
Two passenger trains are passing each other on adjacent tracks. Train A is moving east with a speed of 35.5 m/s, and train B is traveling west with a speed of 33.4 m/s. (a) What is the velocity (taking due east to be the positive direction) of train A as
 asked by JJ
 2,017 views

Math
An eastbound train and a westbound train meet each other on parallel tracks heading in opposite directions. The eastbound train travels 12 miles per hour faster than the westbound train. After 1.5 hours, they are 174 miles apart. At what speeds are the two
 asked by awade
 4,126 views

math
A northbound train and a southbound train meet each other on parallel tracks heading in opposite directions. The northbound train travels 12 miles per hour faster than the southbound train. After 2.5 hours, they are 330 miles apart. At what speeds are the
 asked by treena
 3,109 views

physics
A car is speeding at 25 m/s in a school zone. A police car starts from rest just as the speeder passes and accelerates at a constant rate of 5 m/s2. How fast is the police car traveling when it is 25 m behind the speeding car? I honestly don't know where
 asked by TiffTaff
 1,504 views

honors physics
A car is traveling on an interstate highway: a) Can the car have a negative velocity and a positive acceleration at the same time? Explain. b) Can the car's velocity change signs while it is traveling with constant acceleration? Explain.
 asked by sarah
 582 views

Physics  Momentum of cars at intersection
Car A(1750kg) traveling due south and car B (1450kg)due east. They reach the same intersection at the same time and collide. The cars lock together and move off at 35.8km/h[E31.6degS]. What was the velocity of each car before the collided? I tried this
 asked by Shaila
 1,245 views

physics
A train is traveling up a 5.2° incline at a speed of 3.09 m/s when the last car breaks free and begins to coast without friction. (a) How long does it take for the last car to come to rest momentarily? (b) How far did the last car travel before
 asked by jawn
 1,788 views

Physics Part A HELP!!
4.) In coming to a stop, a car leaves skid marks 80m long on the highway. Assuming a DEceleration of 7.00 m/s^2 (m/s/s), estimate the speed of the car just before breaking. 6.) A car traveling @ 90km/h strikes a tree. The front end of the car compresses
 asked by Jess
 5,399 views
Still need help?
You can ask a new question or browse existing questions.