Which unit does not measure power? N∙m/s J/s N/s W

Lymphocytes known as blastocysts make antibodies that fight infection. select the best answer from the choices provided t f

If a rock is thrown upward on the planet mars with a velocity of 12 m/s, its height (in meters) after t seconds is given by h = 12t − 1.86t2. (a) find the velocity of the rock after two seconds. m/s (b) find the velocity of the rock when t = a. 12−3.72a m/s (c) when will the rock hit the surface? (round your answer to one decimal place.) t = s (d) with what velocity will the rock hit the surface? m/s

What does si stand for, when referring to a system of measurement