Meteoroligists are tracking a storm located 41km due east of Raleigh. An hour later, the storm in 17 km due south of Raleigh. What is the average speed of the storm in m/s?

5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.

Point charges q1 = 51 µc and q2 = −27 µc are placed 1.0 m apart, with q2 on the right. what is the force (in n) on a third charge q3 = 19 µc placed midway between q1 and q2? (assume the positive direction is to the right. indicate the direction with the sign of your answer.)

Abar magnet cut in half will form a total ofpoles.a)fourb)eightc)two