Which ramp will take more effort to raise to load/\?

The passing of heat through a material while the material itself stays in place. a. radiation b. conduction c. convection

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.

The energy released by a nuclear fusion reaction is produced when