Which best explains how El nino affects the jet stream

Consider an electrical transformer that has 10 loops on its primary coil and 20 loops on its secondary coil. What is the current in the secondary coil if the current in the primary coil is 5.0 A? A. 5.0 AB. 10.0 AC. 2.5 AD. 20.0 A

Two identical rifles are shot at the same time, and the sound intensity level is 64.7 dB. What would be the sound intensity level if only one rifle were shot

What are nasa's four great observatories and in what parts of the electromagnetic spectrum do they observe?

A 14-foot boat operating under oars after dark must show what color light to prevent a collision?

A basebal (radius =.036 m, mas =.145kg) is droped from rest at the top of the Empire State Building (height = 1250ft). Calculate (a) the initial potential energy of the basebal, (b) its final kinetic energy.

What is the spine also known as

If a man has a mass of 74 kilograms runs 800 meters in 150 seconds, what is his average momentum?

Two lamps one rated 40W at 220 V and the other 60W at 220 V are connected in parallel to the electric supply at 220V.

A 45.0-kg person steps on a scale in an elevator. The scale reads 460 n. What is the magnitude of the acceleration of the elevator?

The entropy of a hot baked potato decreases as it cools. is this a violation of the increase of entropy principle? explain.