Mary’s mass is 57 kg and Elizabeth’s weight is 624 N. Each one carries a 9 kg box to the library. Who has the greater normal force? Explain.

The magnetic field inside a superconducting solenoid is 4.50 t. the solenoid has an inner diameter of 6.20 cm and a length of 26.0 cm. determine (a) the magnetic energy density in the field and (b) the energy stored in the magnetic field within the solenoid.

Atelevision set that has been running for a while heats up even the air around it. which two laws of thermodynamics could be used to analyze this scenario

What is the role of the water cycle in maintaining freshwater levels in lake and rivers?