A computer monitor uses 200 W of power. How much energy does it use in 10 seconds?
A. 20 J
B. 200 J
C. 20,000 J
D. 2000 J
SUBMIT

Critical mass is the of material required to produce a chain reaction. a.) minimum amount b.) atomic mass c.) precise amount d.) maximum amount

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

How many atoms of nitrogen are in the chemical formula ni(w on