How does size of an object affect its gravity

Rank the torques on the five doors shown in the figure above from least to greatest. note that the magnitude of all the forces is the same

Spend time observing or thinking about events that involve matter and energy. which events can you explain? which events can’t you explain?

20. threshold braking in the vehicle's braking system occurs when a. the brake pedal is pushed, heel on floorboard, with full foot pressure. b. the brakes are exerting full braking power, without traction loss. c. the driver begins pushing down the brake pedal, with moderate slowdown. d. the brakes just begin to take hold with a gradual slowdown.