An electron moves in the - x direction through a uniform magnetic field that is in the - y direction. which direction is the magnetic force on the electron?

A super ball is dropped from a height of 100 feet. Each time it bounces, it rebounds half the distance it falls. How many feet will the ball have traveled when it hits the ground for the fourth time

At a divergent plate boundary such as a mid ocean ridge, you should expect to find

Calculating Welght What is the weight of a 45 kg box? N

4) Consider a separate rocket, also in deep space with a mass of 30.0 kg. If the rocket is observed to be travelling at v = 5.00m/s at t = 3.00 s and then travelling at v = - 2.00m/s at t = 14.

Adding gallium, boron, or indium to pure silicon or germanium will create a material with an excess of?

Which device would a sleep researcher use to monitor a sleeping person's brain waves?

An experiment is performed to obtain the value of a physical property. If the true (i. e., correct) value of the property is 50 and the measured (i. e., experimental) value is 32, the percent error of the experimental result is:

White moths were found in huge numbers in the city of Birmingham. These moths could be easily camouflaged by the trees. Because of sudden industrial development, the trees in the city were covered with soot.

What two factors determine how fast weathering occurs

A sound that's produced by a single wave at a constant frequency and with no overtones is called