When a toy car is moving down a ramp, what forces are acting on it (gravity, tension, spring, friction, air, normal, applied)?

It can take some of those large , industrial vehicles up to feet to stop when traveling only 60 mph, and therefore , you shoukd be mindful to not be jn the traffic right in front of them a. 100 feet b. 200 feet c. 335 feet d. 425 feet

Asystem containing an ideal gas at a constant pressure of 1.22×10^5 pa gains 2140 j of heat. during the process, the internal energy of the system increases by 2320 j. what is the change in volume of the gas?

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