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Kinetic Energy is E = 1/2 * m * V^2

Therefore the car has an energy of 500 joules.


There person has an energy of 32 joules.


I'm not completely sure about how that equates to momentum but that car certainly has much more energy due to its greater mass.

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Does a still object have momentum?

yes , look at a moving car or a walking person


How much momentum does and object have when it stops?

The Same! The statement above is true depending on what u mean. Think of it as a person running. While the person is running they have momentum ( momentum is mass times velocity). Now say they for some reason have to suddenly stop all at once, at the exact moment they stop the momentum is the same, this is why their body would jerk forward. However after that, when they were no longer moving, they would no longer have momentum, mathematically speaking that person's mass times their velocity of zero is then zero.


When a person jumps from a tree to the ground what happens to the momentum of the person upon landing on the ground?

The momentum of the person is transferred to the ground upon landing. Initially, the person has momentum due to their motion in the air, and upon landing, this momentum is imparted to the ground as the person comes to a stop.


Who was travelling faster than the other a person who covered 10 meters in 5 seconds or the one who took 10 seconds to cover 20 meters?

Someone traveling 10 meters in 5 seconds is moving at the same speed as the one going 20 meters in 10 seconds.


Why does a person fall when he jumps out from a moving train?

When a person jumps out from a moving train, they continue to move forward at the speed the train was traveling at. When they hit the ground or come to a stop, their body has to suddenly decelerate, causing them to fall due to inertia.

Related Questions

Why does a person without a seat belt continue moving in a car accident?

Momentum! Car has momentum before an accident, this momentum is transferred to the person after the car has made an abrupt stop (accident).


What is the momentum of an 80 kilogram person if they are running at 6 meters per second?

Momentum (p) = mass * velocity = 80 * 6 = 480 kg-m


What is the momentum of 80 kg person moving southward at 4 ms?

Just multiply mass x velocity.


Does a still object have momentum?

yes , look at a moving car or a walking person


What is the momentum of a 37kg person riding south on an 18kg bicycle at 1.2 meters per sec?

Linear momentum is defined as mv, where m is the mass and v is the velocity. To get the mass, simply add up the 37kg person and the 18kg bicycle. This makes 55 kg total. We multiply this by 1.2 meters per second. This equals 66kgm/s(Kilogram meters per second).


How much momentum does and object have when it stops?

The Same! The statement above is true depending on what u mean. Think of it as a person running. While the person is running they have momentum ( momentum is mass times velocity). Now say they for some reason have to suddenly stop all at once, at the exact moment they stop the momentum is the same, this is why their body would jerk forward. However after that, when they were no longer moving, they would no longer have momentum, mathematically speaking that person's mass times their velocity of zero is then zero.


How many sprinting events are there in athletics can you explain them?

sprinting events are used to find the person who can accelerate the fastest and run at the highest speed. where as distance races are used to find the person who can run the fastest,in the race, the longest.


What is the Momentum of a 37-kilograms person riding south on an 18-kilograms bicycle at 1.2 miles per second?

1.2 miles = 1,931 meters (rounded)Momentum = M V-- Momentum of the person = (37) x (1,931) = 71,447 kilogram-meters per second, south-- Momentum of the bicycle = (18) x (1,931) = 35,758 kilogram-meters per second, south-- Momentum of the package = (55) x (1,931) = 106,216.7 kg-m/sec , southIt must be mentioned that this is one heck of a lot of momentum . . . roughlythe same as a one-ton car has when it's driving 262 miles per hour !That's because you have this 82-lb kid pedaling along on his bike at 4,320 mph . . .roughly Mach 5.7 at sea level !But the physics and math are bulletproof.


When a person jumps from a tree to the ground what happens to the momentum of the person upon landing on the ground?

The momentum of the person is transferred to the ground upon landing. Initially, the person has momentum due to their motion in the air, and upon landing, this momentum is imparted to the ground as the person comes to a stop.


A people moving conveyor-belt moves a 600-newton person a distance of 100 meters through the airport?

This question is not quite clear as to what answer is being sought out. This is more of a statement, so yes, a people moving conveyor-belt moves a 600-newton person a distance of 100 meters through an airport.


What is the total displacement of a person that travels 80 meters due South than travels another 50 meters due north?

The total displacement is 30 meters South. Displacement is the difference between the initial and final positions of an object, irrespective of the path taken. In this case, the person returns partially to the initial position after moving North by 50 meters.


Who was travelling faster than the other a person who covered 10 meters in 5 seconds or the one who took 10 seconds to cover 20 meters?

Someone traveling 10 meters in 5 seconds is moving at the same speed as the one going 20 meters in 10 seconds.