A ball is thrown straight upward and returns to the thrower's hand after 2.65 s in the air. A second ball is thrown at an angle of 34.0° with the horizontal. At what speed must the second ball be thrown so that it reaches the same height as the one thrown vertically? The acceleration of gravity is 9.81 m/s2.

Describe uniform velocity and variable velocity in short

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? your

Rank the six combinations of electric charges on the basis of the electric force acting on q1. define forces pointing to the right as positive and forces pointing to the left as negative. rank positive forces as larger than negative forces. q1,q2,q3 = positive(+) q1 = + q2 = + q3 = - q1 = + q2= - q3= + q1= - q2= + q3= + q1= + q2= - q3= - q1,q2,q3 = negative