Kyle rides his skateboard at a velocity of 4.0 m/s. How far does Kyle mde in 5 seconds? (10 Points)
0.80 m
133 m
20 m
2000 m

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects

Positrons are spontaneously emitted from the nuclei of

Consider an ideal gas at 27.0 degrees celsius and 1.00 atmosphere pressure. imagine the molecules to be uniformly spaced, with each molecule at the center of a small cube. what is the length l of an edge of each small cube if adjacent cubes touch but don't overlap?