Using a simple machine, a student is able to lift a 500N weight by applying only 100N. What is the mechanical advantage of the simple machine? A) 0.2 B) 1 C) 5 D) 50000

Which type of bond involves the sharing of valence electrons?

You've always wondered about the acceleration of the elevators in the 101 story-tall empire state building. one day, while visiting new york, you take your bathroom scale into the elevator and stand on them. the scales read 130 lb as the door closes.

How long does it take for an obituary to appear?

A car with a mass of 1,500 kg doubles its speed from 50 km/h to 100 km/h. by how many times does the kinetic energy of the car increase

How does the digestive system interact with the circulatory system? A. Nutrients and gases are absorbed by organs in the circulatory system. Then, they are transported to all parts of the body by organs in the digestive system. B.

Explain how we were able to boil water at room temperature

A car drives at 30km/h around a roundabout. I still the car accelerating?

It is well known that bullets and other missiles fired at Superman simply bounce off his chest. Suppose that a gangster sprays Superman's chest with 6.7 g bullets at the rate of 78 bullets/min, and the speed of each bullet is 530 m/s.

Seth starts from rest at the end of his driveway and accelerates down the road on a skateboard at 4 m/s squared 12 seconds what is the speed at the end of his 12 seconds

Suppose the truck that's transporting the box In Example 6.10 (p. 150) is driving at a constant speed and then brakes and slows at a constant acceleration.