kevin exerts a force on his rolling backpack of 35N at an angle of 60 degrees above horizontal. if his backpack has a total mass of 5.6 kg, what is the acceleration of the backpack

Player kicks a soccer ball from ground level and sends it flying at an angle of 30 degrees at a speed of 26 m/s. what is the horizontal velocity component of the ball to the nearest tenth of a m/s?

There are two routes similar in terrain; however, one route has an incline of approximately 28 degrees, and you must decide on which route to take. what is the maximum road grade that your fully loaded ecv can climb?

Diamond will scratch quartz. true or false