How is a joule defined?(1 point)

Responses

It is the work done when a force of 1 newton is applied to accelerate an object by 1 kilogram per second squared.
It is the work done when a force of 1 newton is applied to accelerate an object by 1 kilogram per second squared.

It is the force needed to make an object with a mass of 1 kilogram travel 1 meter.
It is the force needed to make an object with a mass of 1 kilogram travel 1 meter.

It is the work done when a force of 1 newton is applied to an object for a distance of 1 meter.
It is the work done when a force of 1 newton is applied to an object for a distance of 1 meter.

It is the force needed to make an object with a mass of 1 kilogram accelerate by 1 kilogram per second squared.

1 answer

The correct definition of a joule is:

It is the work done when a force of 1 newton is applied to an object for a distance of 1 meter.

This reflects that 1 joule is equal to the amount of energy transferred when a force of one newton moves an object one meter in the direction of the force.