Required information A speedboat moves west at 108 km/h for 26.0 min. It then moves at 60.0° south of west at 90.0 km/h for 10.0 min. What is the magnitude of average velocity for the trip? |km/h

Two vectors, of magnitudes 20 mm and 50 mm, are added together. Which one of the following is a possible value for the magnitude of the resultant? 20 mm             b. 40 mm                  c. 10 mm                     d. 80 mm

King Arthur's knights fire a cannon from the top of the castle wall. The cannonball is fired at a speed of 78 m/s and an angle of 40°. A cannonball that was accidentally dropped hits the moat below in 1.82 s. How far from the castle wall does the cannonball hit the ground? 141.96m Submit Answer Incorrect. Tries 3/11 Previous Tries What is the ball's maximum height above the ground? 144.3758 m You are correct. Previous Tries Your receipt no. is 152-9225

On a day when the wind is blowing toward the south at 3 m/s , a runner west at 1.9 m/s.wh s.what is the magnitude of velocity of the air relative to the runner? Calculate answer to one decimal

Acceleration is positive if.. A) the object is speeding up only  B) the object is slowing down C) the instantaneous velocity is in the positive direction D) the acceleration vector is pointing in the direction of the positive coordinate axis

QUESTION 2 A toy rocket is launched five times with the same initial speed but a different angle of elevation each time. The five distances given below are the horizontal ranges for each of the five launches. Which range corresponds to an angle of elevation of 450? а. 70 m b. 60 m C. 80 m d. 50 m е. 40 m