Transformers use steady magnetic fields to produce an emf in the secondary windings true or false

A 1.0-gram sample of solid iodine is placed in a tube and the tube is sealed after all of the air is removed. The tube and the solid iodine together weigh 27.0 grams.

The following four waves are sent along strings with the same linear densities (x is in meters and t is in seconds).

If a block has a mass of 5.4kg, what is needed to accelerate the mass at a rate of 2.9m/s?

A man stands on his balcony, 130 feet above the ground. He looks at the ground, with his sight line forming an angle of 70° with the building, and sees a bus stop.

you push a box across the floor with a force of 30n you it 15 meters in 8 seconds. how much work did you do how much power did you see

Is the temperature of a normal healthy old man is less than that of a normal healthy young man?

What does the second law of thermodynamics say about entropy apex?

If an oscillation is moving up and down in the y-axis and the wave is traveling to the right in the x-axis, what type of wave is this?

What can result if an earthquake causes a sudden vertical change in the sea floor? A. a tsunami B. liquefaction C. soil creep D. sheet erosion

Suppose gene A on the left chromosome is damaged and no longer functions. what form of the trait would show? Why?