With what speed must m1 rotate in a circle of radius r if m2 is to remain hanging at rest?

The stoplight had just changed and a 1800 kg Cadillac had entered the intersection, heading north at 4.0 m/s, when it was struck by a 1200 kg eastbound Volkswagen.

For questions 1-10 fill in the blank with the letter of the description that best matches the term A. the player responsible for the area between 2nd and 3rd base B. The player on the mound in the middle of the field C.

Which of the following is true? A depression is a recession that is mild and relatively brief. The expansions and contractions of real world business cycles last varying lengths of time and often differ in magnitude.

Why were the rings of Uranus not observed directly from telescopes on the ground on Earth? How were they discovered?

What is the frequency of a wave that has a period of vibration of 2 seconds?

The gun, mount, and train car of a railway had a total mass of 1.22 x 10^6 kg. The gun fired a projectile that was 80 cm in diameter and weighed 7502 kg. In the firing, the gun has been elevated 20 degrees above the horizontal.

What does it mean when the orange light comes on for the anti-lock break? If it stays on what problem could it cause?

What is the relationship between matter and energy as it changes states of matter (phase changes?)

Television is becoming a more effective mass media outlet for advertising because so many more people own TV sets and have access to cable as well as satellite. A. True B. False

How to solve indices