How does the steepness of an incline affect a cart's acceleration down the incline

Niobium has a density of 8.57 g/cm3 and crystallizes with the body-centered cubic unit cell. Calculate the radius of a niobium atom.

Technician A says that one of advantages of a clutch brake is its ability to bring a vehicle to a halt at low speeds. Technician B says most current clutch brakes are intended to smooth shifts from neutral to either first or reverse.

What is the correct measure of an astronomical unit?

Use each of the following terms in a separate sentence: tissue organ, and function

Two identical cans, one filled with lead shot and the other with feathers, are dropped from the same height by a student standing on a chair. Which can, if either, experiences the greater force due to the gravitational attraction of the Earth?

What is the order of magnitude of the speed of light

A car is going 60.0 mi/h and has to stop in 6.0 seconds. What is the car's acceleration?

Stable system where forces cancel eachother out

A 1000-kg car is traveling north at 20.0 m/s. A 1500-kg car is traveling north at 36.0 m/s. The 1500-kg collides with the rear of the 1000 - kg car and they lock together.

9. (True or False) During an early morning rain shower, Jim could see a rainbow to the north as the sun's rays in the east broke through the clouds, illuminating the landscape.