Quantum mechanics thought experiment in which contradictory states exist

Scientists in different parts of the world repeat an experiment several times and get the same result.

What is the potential of a 10kg book that is placed on a shelf that is 2.5 meters high

Which fact is NOT true about gravity? A. Gravity depends on distance. B. Gravity depends on weight. C. Gravity depends on mass. D. The force of gravity between two objects will never be 0.

A missile is fired from a jet flying horizontally at Mach 2 (2200 ft/s). The missile has a horizontal acceleration of 1000 ft/s2. Calculate its horizontal velocity at 10.0 seconds after it is fired.

What is the acceleration due to gravity near the surface of earth

Why does icing sugar dissolve more rapidly than granular sugar?

At t = 0 the components of a radio-controlled car's velocity are vx = 0.5 m/s and vy = 1.2 m/s. Find the components of the car's velocity at t = 4.

2) A window washer pulls themselves upward using a bucket pulley apparatus. A) How hard must pull downward to raise herself slowly at a constant speed? B) If she increases this force by 15%, what will her acceleration be?

A star with an original mass of 8 to 25 solar masses will ultimately become a? a) red giant b) white dwarf c) neutron star d) main sequence star

Racewalking involves more impact than running. true false