First blank is radiator
Second blank is radiator
Answer:
a body which was thrown in space ,moves under the influence of gravity only is defined as projectile.
A scientist would write that number as 1.49 x 10⁸ kilometers .
(Or, if the scientist is in France or the UK, he might write it as 1.49 x 10⁸ kilometres .)
U=1/2kx2
This image sums it up