Can two people do different work, but have the same power?

What does a pshycometer measure

What is the difference between resistance and resistivity

Determine the required height h of the roller coaster so that when it is essentially at rest at the crest of the hill A it will reach a speed of 100km/h when it comes to the bottom B.

If I move 15ft foward, 15 ft backwards, 15 ft to the right, 15ft to the left where am I?

State any differences between Mass and weight

As part of a circus performance, a man is attempting to throw a dart into an apple which is dropped from an overhead platform. Upon release of the apple, the man has a reflex delay of 215 milliseconds before throwing the dart.

A train travels 90 kilometers in 1 hour, and then 82 kilometers in 5 hours. What is it's average speed?

3. A hydraulic lift is used to jack a 950-kg car 45 cm off the floor. The diameter of the output piston is 23 cm, and the input force is 375 N. a. What is the area of the input piston? (10pts) b.

An electric current in a metal consists of moving (A) Protons (B) neutrons (C) electrons

How does the idea of rotating disk in the nebular model explain certain observed celestial phenomena?