We measure distances in astronomy in terms of AU which is the distance between the earth and sun. If the distance is 2AU, it is twice that distance.
What happens to the time period (1 year) for planets when you double the
distance from the sun? (approximately)

it took by 2 and made it 2 yrs

Explanation:

you go to your settings preference and in the end youll see sth that says "i want to delete my acc" click on it and u'll acc will be deleted but u have to wait.

the answer is neither ball has a charge.

because if they were both positively charged, they will repel each other.

if they were positively and negatively charged, they will seek.