Driving to work one morning, you get a flat tire. When using the car jack, you apply 120N of force to the jack and the jack in turn applies 2000N of force to lift the car up. What is the mechanical advantage of the jack?

Conditional probability involves events that are independent. true or false?

How are light and sound alike

What happens during the main sequence stage of a star?

In which scenario will an athletes wrists be under tension?

A block is suspended from a spring. The spring is stretched. 2 meters. If the spring constant is 200 newtons per meters, what is the weight of the block?

A rocket, initially at rest on the ground, accelerates straight upward from rest with constant acceleration 58.8 m/s^2. The acceleration period lasts for time 8.00 s until the fuel is exhausted. After that, the rocket is in free fall.

Why are tyres of formula one is different from four wheels drive?

The slope of a velocity versus time graph gives

Which of the following describes subatomic particles? carbon and nitrogen solids, liquids, gases larger than atoms protons, neutrons, and electrons

What is the difference between speed and velocity? A) velocity describes speed with direction. B) there is no difference. C) Velocity describes direction with position. D) Velocity is used in space, while speed is used on earth.