What is the shortest time that a jet pilot starting from rest can take to reach Mach-3.80 (3.80 times the speed of sound) without graying out

Suppose you have a box. which of these is not necessarily a true statement regarding the relationship between the force applied to the box, the work done on the box, and the distance the box is moved? a. if the box is not moved, no force is being applied to the box. b. if no force is applied to the box, no work is done on the box. c. if work is done on the box, then a force is applied to the box. d. if work is done on the box, then the box is moved a distance.

Identify some abiotic characteristics of the tundra biome.

What is the role of the water cycle in maintaining freshwater levels in lake and rivers?