In your own words, explain the phases of pregnancy.

A typical pregnancy lasts 40 weeks from the first day of your last menstrual period (LMP) to the birth of the baby. It is divided into three stages, called trimesters: first trimester, second trimester, and third trimester.

the gravitational force on an object increase as the mass of an object also, im not going to report you, but this question should be under the science category, not health