Randomly assigning students to two different groups in an experiment on
memory would be:

a. an important measure for controlling bias.

b. an important measure to counteract interviewer bias.

c. an important measure to discourage under-coverage.

d. an important measure to counteract wording bias.

The pressure proportional to the area a- inversely b- directly c- increase d-decrease

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?

Why do some scientists and archeologists think that volta was not the first person to build a battery