We will have the following:

So, the object has 1250 Joules of kinetic energy.
Answer:
both proton and neutron are subatomic particle
Explanation:
hope this helps u stay safe
Yes you would be doing more work
I think it's mass...
The mass of an object refers to the amount of matter that is contained by the object; the weight of an object is the force of gravity acting upon that object. Mass is related to how much stuff is there and weight is related to the pull of the Earth (or any other planet) upon that stuff.
Answer:
<h3>False</h3>
<h3> I hoped this helpful for you....</h3>
Thank you ☺️☺️