could someone please fill this out for me my grade depends on it or i will fail the whole school year from this one thing

Each pair of clay balls represents two planetesimals. if each planetesimal is composed of the same material and is separated he the same distance, which pair experiences the frayed gravitational attraction?

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

What type of organism is a one-celled organism that functions as a single unit? a. bi-celled b. single-celled c. pre-celled d. multi-celled