A baseball catcher stops a 98 mph fastball over a distance of 0.1 m. What is the force in Newtons necessary to stop the 0.14 kg baseball

Let v1, v2, w be three linearly independent vectors in r 3 . that is, they do not all lie on the same plane. for each of the following (infinite) set of vectors, carefully sketch it in r 3 , and determine whether or not it is a vector space (i.e., a subspace of r 3 ). explain your reasoning

Which of the following are not typically included in the periodic table? a. atomic mass b. element symbol c. isotopes d. number of electrons

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?