The total amount of water flowing through R1+R2+R3 equals the amount flowing through A or B

The sun generates both mechanical and electromagnetic waves. which statement about those wave is true?

What will a positive and a negative charge do if they are separated from each other?

Connie has $660,000 she wants to save. if the fdic insurance limit per depositor, per bank, is $250,000, which of these way is distributing her money between three banks will guarantee that all of her money is insured ?