Can someone please help me with science

Write the equation for momentum, first using symbols for the variables, then using words for the variables.

Which object is most likely represented by a dot?

An airplane is flying with a velocity of 240 m/s at an angle of 30.0∘ with the horizontal, as the drawing shows. when the altitude of the plane is 2.4km,a flare is released from the plane. the flare hits the target on the ground. what is the angle θ?