In a competition, an athlete threw a flying disk 143 meters through the air. While in flight, the disk traveled at an averge speed of 13.0 m/s. How long did the disk remain in the air?​

The percent efficiency of a machine can never be 100% (or greater), because in the real world some energy is always converted into a. heat b. work c. input force d. output force

We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?

Which of these questions might a character ask if the conflict is man versus self? a. which path should i take to better myself? b. which boulder will be too heavy for me to carry? c. which friend is going to ditch me today? d. all of the above