The entire earth's diameter is 88,850 miles
No
Twelve inches is a length. It can be a diameter, but if it is a diameter, you would simply say 'The circle is 12 inches diameter'. So; how big is it - it is 12 inches.
in the center
It is a diameter of 39.37 cm.
The diameter of Jupiter is 142,984km.
The Sun's diameter is about 109 times the Earth's diameter.
It is as big as a big potato chip
...yes
hare
Think of diameter like a dinosoaur. Dinosoaurs are big, and so is the diameter.
3mm.
The sun's diameter is about 400 times as big as our moon's diameter, 108 times as big as the Earth's, and about 10 times the diameter of the biggest planet (Jupiter).