Find the magnetic field of an infinite uniform surface current k=kx flowing over xy plane.

How can one distinguish breccia from conglomerate? a. breccia contains angular clasts and conglomerate contains rounded clasts. b. breccia contains rounded clasts and conglomerate contains angular clasts. c. different minerals cement breccia than cement conglomerate. d. breccia contains sand and conglomerate contains silt.

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

Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?