Two forces act on a 20.0-kg object. The first force has a magnitude of 43.0 N and is directed 30.6° north of east. The second force is 32.3 N, 51.7° north of west. Determine the magnitude of the object's acceleration.

Ineed with these last two questions: 1) what are two types of cold air masses that influence the weather in north america? name them and describe their humidity. 2) describe the motion of a cold air mass and a warm air mass and the weather you would expect at a warm front and an occluded front.

State one advantage and one disadvantage of using a plane mirrior as a driving mirrior

The statue of liberty is 305.5 feet high. when the angle of elevation of the sun is 50 , what is the distance to the tip of the shadow from a point at water level and directly below the highest point of the statue?