Find the acceleration in each situation below. Be sure to circle or box your answer and show proper units. A net force or 15 N is applied to a cart with a mass of 2.1 kg. What is the acceleration of the cart?

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry