What are comets made of?

When is the magnitude of the acceleration of a mass on a spring at its maximum value? when the mass has a speed of zero when the mass is moving upward when the mass has no displacement when the mass is 1/2x

Why is an si measurement system so important in the science comunity?

During a Spring/Fall Equinox, where on Earth is being directly hit by the light?

Where does the tap water in Roslyn come from

A ball is dropped from a high rise platform at t=0 starting from rest. After 6 seconds another ball is thrown downwards from the same platform with a speed v. The two balls meet at t=18 s. What is the value of v?

Why does changing the shape of an object have no effect on the density of that object?

2. Vehicle-braking distance is the distance your vehicle travels after you see a problem before you apply the brakes. A. true B. false

On a sky coaster (human pendulum) that reaches 10 meters from it's equilibrium position, a man of 120 kg is able to reach a maximum speed of 18m/s 14m/s 1200m/s 11m/s

two wires each have a current running through them and are placed next to each other. will one wire be affected by a force from the other? and why?

When using a lever, what is the input force called