An astronaut on a strange planet finds that she can jump a maximum horizontal distance of 16.0 m if her initial speed is 3.60 m/s. what is the free-fall acceleration on the planet? (ignore air resistance.)

Agust of wind pushes a beach ball with a force of 9 newtons. the ball rolls 10 meters in 3 seconds. what is the power of the wind? 900 w 90 w 30 w 3 w

The denser a substance, the more tightly packed it is. the table below shows the volume and mass of two different substances. comparison of substances substance volume (cm3) mass (g) r 22 10 s 55 25 which of the two substances is more tightly packed? object r is more tightly packed. object s is more tightly packed. both objects are packed equally tightly. this cannot be determined.

What must occur for an object to have a perfectly circular orbit? an object must have enough velocity to create exit velocity. an object must have enough gravity to orbit in a circle. an object must have the exact mass to orbit in a circle. an object must have the exact velocity to orbit in a circle.