Which will produce a magnetic field

Why can't plants and animals use the nitrogen directly from the atmosphere? A:There is not enough of it in the air. B:Nitrogen gas contains the element in an inert, unusable state. C:They do use it directly from the atmosphere.

if a coin and a piece of paper are dropped simultaneously from the same height which of two will touch the ground first? what will happen if they are dropped together in vacuum

An astronaut has a mass of 100 kg and has a weight and if 370 N on Mars. What is the gravitational strength on Mars?

When X-rays of wavelength λ = 0.2 nm are reected o the face of a crystal, a Bragg maximum is observed at a glancing angle of θ = 17.5 o, with sucient intensity that it is judged to be rst order.

If you have a mass of 50 kg on Earth, what is your weight in Newtons?

Try it A volleyball player's hand applies a 39 N force while in contact with a volleyball for 2 seconds. What is the impulse on the ball?

Muscular strength is defined as:

Which piece of playground equipment could be used to model and explain the movement of matter in the biosphere

A 4-kg ball has a momentum of 12 kg∙m/s. what is the ball's speed?

Two objects, one of mass m and the other of mass 2m, are dropped from the top of a building. when they hit the ground