Does an object travel farther on a smooth or slippery surface or on a rough surface? Why?

If the power of an engine is known and the amount of time that the engine exerts this power is known, what can be calculated?

What has four fingers and a thumb, but is not living?

What do you think happens to the temperature when water changes to gas?

How to find work without force

Approximately when did most hotels launch their own websites? a) 1980 b) 1990 c) 2000 d) 2010

A 0.8kg object accelerate at a rate of4 m/s2. What is the net force acting on a object

Which of the following is the best definition of an isotope? A. elements of the same kind with different numbers of neutrons B. elements of the same kind that have lost electrons C. elements of the same kind that have different electrical charges

Two cars approach each other; both cars are moving westward, one at 85 km/h, the other at 54 km/h. what is the magnitude of the velocity of the first car relative to (in the frame of reference of) the second car? answer in units of km/h.

What usually causes high concentration of minerals to form

The courtroom role that possesses the most discretion is?