Which of he following is the best example of potential energy a: a bird making a nest b: a car stopped at the top of the hill c: a gymnast doing a cart wheel d: a swimwear doing the backstroke answer asa i need

1) sections 1, 2, and 10 are significant primarily because they suggest the likelihood that a) widow wycherly is actually the woman in the full-length portrait. b) dr. heidegger wants to include his guests in an experiment with the water. c) dr. heidegger plans to drink some of the water from the vase and needs witnesses. d) the guests will be asked to witness dr. heidegger's transformation when he drinks the water.

Need asap ‼️ 20 pts which gravitational force field diagram is drawn correctly? (answers in pictures below)

The force it would take to accelerate an 900-kg car at the rate of 6m/s2