Answer:
I think it's D. open series circuit .
Explanation:
<em>hope</em><em> it</em><em> helps</em><em> you</em><em>!</em>
Simply, apply the formula

and insert the values of m = mass, v = velocity and E = Energy.
The result will be

, m = 1 kg
Answer:
Vacuum. A sound vacuum was created, i believe.
False.
As temperature increases the more the electrons begin to vibrate more, as it decreases they vibrate less.