Question
Juan is riding in a roller coaster that is going downhill. Juan waves as he passes his friend Marta, who is standing on the ground. Which of the following is not moving with respect to Juan?
a. Marta
b. the trees around the roller coaster
c. the ground
d. the roller coaster
a. Marta
b. the trees around the roller coaster
c. the ground
d. the roller coaster
Answers
Ms Pi 3.14159265358979323
Since he sees everything wizzing past him (except the roller coaster that he is sitting in).
d.
d.