4 snowball is thrown out the window of a car murring di 20 m/s. The hull is thrown vortirally to hit u snowman 20 meters away at window level. What speed would the snowball need to be thrown to hit the snowman? A) 2.5 m/s B) 4.9 m/s 9.8 m/s D) 14.7 m/s E) 19.6 m/s

Increasing the pressure on one spot of a fluid will increase the pressure everywhere else in the fluid a. pascals principal b. archimedes' principal c. bernoulli's principal

Asynthetic fiber used in manufacturing carpet has tensile strength that is normally distributed with mean 75.5 psi and standard deviation 3.5 psi. how is the standard deviation of the sample mean changed when the sample size is increased from n equals 8 to n equals 47

Hunter’s velocity was 4.5 m/s. at the end of his race, his velocity was the same. which best describes his movement? his movement stopped. his acceleration is zero. his time was constant. his acceleration was positive.