A 4 kg box is at rest on a table. The static friction coefficient u, between the box and table is 0.30, and the kinetic friction coefficient Hi is 0.10. Then, a 10 N horizontal force is applied to the box.

Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?

Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader

What part of the ear is names after tools, such as the hammer and the anvil?