Answer:
B. silicate rocks and metals
It makes it harder for the defense to cover you.
Answer:
<h3>The answer is 36 J</h3>
Explanation:
The work done by an object can be found by using the formula
workdone = force × distance
From the question we have
workdone = 3 × 12
We have the final answer as
<h3>36 J</h3>
Hope this helps you
Answer:
Relative velocity is nothing but the velocity of one body with respect to the velocity of some other body.
Explanation:
Relative velocity may be defined as the rate at which the change of separation takes place between any two object.The relative velocity of any object A w.r.t. another object B when they are in motion is nothing but the rate of change of their position from one another.
Now, let the velocity of object A be 
and velocity of object B is 
Therefore, relative velocity of a object A when compared to the velocity of object B is given by
.
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