Answer:
the smallest plane : Mercury
The smallest planet in both mass and volume is Mercury — at 4,879 km across and 3.3010 x 1023 kg, and it is nearly 20 times less massive than Earth, and its diameter is about 2½ times smaller. Mercury is closer in size to our Moon than to Earth.
and
the seventh planets=Uranus
It’s the third-largest planet in the solar system, 4.4 times the size of planet earth (51,118 kilometers).
Explanation:
