A squall line is an extended narrow region along a cold front within which thunderstorms occur true or false

An engineer designs a roller coaster so that a car travels horizontally for 162 ft, then climbs 127 ft at an angle of 31.0° above the horizontal. it then moves 127 ft at an angle of 46.0° below the horizontal. if we take the initial horizontal motion of the car to be along the +x-axis, what is the car's displacement? (give the magnitude of your answer, in ft, to at least four significant figures and give the direction of your answer in degrees counterclockwise from the +x-axis.)

Truck traveling west on the highway experiences an acceleration to the east. what could be the cause of this acceleration

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages