When two tectonic plates move in opposite directions, it causes magma to rise, creating a new seafloor.
Answer:
The amount of work done in order to lift the box is 
Explanation:
Given the weight of each box is 
And the man lifts boxes at a height of 
We need to find the amount of work done.
The amount of work done is the product of applied force
that causes the displacement
.
In our problem force is
and displacement is
.
Now, work done

So, the amount of work done in order to lift the box is 
The closer together they are the harder it is to hold on to because the magnetic field is stronger as it gets closer.
Answer:
D. The electromagnet's magnetic field is stronger close to it than far from it.
Answer:
Keeping planets in the orbit
Explanation:
I think this is the correct answer...