Which of the following best describes a plane?
a. a curve in a road
b. the surface of a flat table
c. the edge of a desk
d. the point of intersection of two walls

Which describes increasing the efficiency of energy resource

A980-kg sports car collides into the rear end of a 2300-kg suv stopped at a red light. the bumpers lock, the brakes are locked, and the two cars skid forward 2.6m before stopping.the police officer, estimating the coefficient of kinetic friction between tires and road to be 0.80, calculates the speed of the sports car at impact. what was that speed?

Is the portion of the electromagnetic spectrum that has a frequency just above that of visible light.