The oxides of carbon, sulfur, and nitrogen can be harmful when released into the atmosphere. Why are these oxides so harmful? Give one reason that applies to all these oxides

Placing the community above the individual, government limitations on religious practises, religious freedom and the law, 

what are the techniques of a dictatorship are being used in china by xi jinping

A swan is flying at a speed of 17.5 m/s. There is a wind blowing from the East at 12.5 m/s. 

b) If the swan wishes to travel due South, what would be the magnitude and direction of its velocity relative to the ground.

c) If the swan travels due South as in part b, what will be its displacement after 8.5 hours?

A motocross rider performed a stunt in which she drove horizontally off of a 6.0 m high cliff and cleared

the 20 m wide river directly below. The speed limit on the road she used as a runway is 50 km/h. The

police say there is no way the stunt could have been performed successfully without speeding, but the

rider claims she followed the speed limit. The rider hires a forensic physicist to help her fight the

speeding ticket. She is getting tickets for the other laws she broke in doing the stunt, but does she also get

a speeding ticket?

A 37.8 kg child is standing on a scale in an elevator.Determine the reading on the scale if the elevator is accelerating upwards at 4.1om/s^2

A textbook with a mass of 2.18 kg is pulled across a table with a horizontal force of 5.5 N [E]. If the table has a coefficient of friction of 0.15, what is the acceleration of the textbook?

 1.     What mass of ethane is required to produce 1500 kJ of energy during a combustion reaction?  The molar enthalpy of combustion of ethane is -1251.0 kJ/mol.

I need help with checking and writing my critical essay 

Find the displacement of a soccer player who runs 15 m [15° N of E] and then 13 m [5° W of N].