Kinetic energy?

Hello, could someone please answer this and explain or justify it? Thanks in advance. A3 Two identical toy cars are parked in a "parking garage" on the first and second floors, respectively. The floors are the same height. The cars have no additional propulsion, and friction is neglected. Which of the following statements is correct?…

Truck ramp?

Hello In this video you can see a hill where the truck drives into. Why do they drive into it? If the brakes are broken or something? What exactly is that? https://www.instagram.com/reel/CnnSOXDh3-5/?igshid=YmMyMTA2M2Y= Greetings

Is the ramp too steep?

Hello, Are the stairs too steep? The ramp is 1.50 cm long, and the cage is 50 cm long. So the ramp should have an angle of 19.5 degrees. Is that correct? I still think the ramp is very steep. The box is still coming out. The floor isn't completely covered with carpet yet, because…