What is the fastest time trial for the first quarter checkpoint? seconds what is the slowest time trial for the first quarter checkpoint? seconds what is the range of times measured for this checkpoint? seconds

An object is located 30.0 cm from a concave mirror. the focal length is 15.0 c,. what is the image distance? a. 30.0 cm b. -10 cm c. 10.0 cm d. -30.0 cm

Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat

Debbie places two shopping carts in a cart corral she pushes the first cart which then pushes a second cart what force is being exerted