An insulated lunch bag keeps food warm by a. increasing the thermal energy of the lunch bag. b. increasing the thermal energy of the food. c. slowing the transfer of thermal energy from the air outside the bag to the food inside the bag. d. slowing the transfer of thermal energy from the food inside the bag to the air outside the bag.

Awheelhas a radius of 4.8 m. howfar (path length) does a point on the circumference travel if thewheel is rotated through angles of 30°, 30 rad, and 30 rev, respectively?

Which feature indicates that mars resides in the inner region of the solar system

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.