6. A student placed a cardboard box at the bottom of a hill. The student then released a ball from a point on the hill. The ball collided with the box, and the box moved a distance of 2 meters before both it and the
ball came to rest. Which change to the initial conditions would be most likely to result in the box moving
a greater distance?

An insurance company wants to know if the average speed at which men drive cars is higher than that of women drivers. the company took a random sample of 27 cars driven by men on a highway and found the mean speed to be 72 miles per hour with a standard deviation of 2.2 miles per hour. another sample of 18 cars driven by women on the same highway gave a mean speed of 68 miles per hour with a standard deviation of 2.5 miles per hour. assume that the speeds at which all men and all women drive cars on this highway are both approximately normally distributed with unknown and unequal population standard deviations.

Ababy stroller is a rest on top of a hill which is 10 m high. the stroller and baby have a mass of 20 kg. what is the potential energy of the baby and stroller?

Diamond will scratch quartz. true or false