El Niño, La Niña, and the Walker cell are all types of

A. atmospheric circulation.

B. continental plates.

C. ocean currents.

D. air masses.

During a redox reaction the molecule that gains an electron is

The epicenter of an earthquake is located in a sandy desert region. Seismic waves move outward from the epicenter. A rocky region is located a few hundred miles from the desert.

Two current-carrying wires are perpendicular to each other. The current in one wire flows vertically upwardand the current in the other wire flows horizontally toward the east. The horizontal wire is 1 m south of the vertical wire.

A bike with tires of radius 0.330 m speeds up from rest to 5.33 m/s in 6.27's. Through what angle do the wheels turn in that time? (Unit = rad)

a 15 kg television sits on a shelf at a height of 0.3 m how much graviitional potential energy is added to the television when it is lifted to a shelf of height 1.0m

Find the y-component of this vector:73.3,12.0m. Remember, angles are measured from the + x axis.

A smaller unit of volume than a milliliter would be a microliter. A microliter is one-millionth of a liter. Select one: a. True b. False

What material are oil pipelines made from?

What is the speed of a car going v=1.000mphv=1.000mph in SI units? Notice that you will need to change from miles to meters and from hours to seconds. You can do each conversion separately.

What made it possible to construct skyscrapers in the 1800s