Which of the following sets of words are not related

Two metal balls have charges of 7.1 * 10-6 coulombs and 6.9 * 10-6 coulombs. They are 5.7 * 10-1 meters apart. What is the force of interaction between the two balls? (k = 9.0 * 109 newton·meters2/coulomb2)

If the amplitude of the Waves coming from a light bulb decreased what would you expect to happen.

A force of 200 N is exerted on an object of mass 40 kg. What is the acceleration?

What is the kinetic energy of a 150gram object moving at a velocity of 100m/s?

Why aren't iron, cobalt and iron in the same group of elements?

The table below shows the right ascensions of two stars at a location. Star 1 - 4 right ascension (in Hour) Star 2 - 3 right ascension (in Hour) Which of these statements is correct about the stars?

H-2 + H-3 → He-4 + Consider the nuclear reaction that takes place in the sun. Two nuclides of hydrogen fuse to form helium. Is helium the only product of this reaction? If no, identify any additional products. A) Yes, He-4 is the only product. B) No.

Hat is a scientific theory? Make up your own scientific theory.

Which of the following is an example of a velocity? O A. 12 m/s O B. 45 km/hr south O C. 55 km/hr D. - 5 m/s2 east

What was the total weight (lbf) of chocolate in the vat? the specific gravity of chocolate is approximately 1.24?