PLEASE PROVIDE THE LETTER WITH THE CORRECT ANSWER, THANK YOU! What two elementar

Question

PLEASE PROVIDE THE LETTER WITH THE CORRECT ANSWER, THANK YOU!

What two elementary particles make up the vast majority of charged matter in the universe? Select one of the following: helium and iron photons and electrons protons and electrons protons and neutrons heat and light Which of the following describes an experiment that demonstrates that there are at least two different types of charge? Select One of the Following Rub one pair of rods made of the same material - for example, glass - with felt. Observe that the glass rods repel one another. Charge a pair each of glass and rubber rods by rubbing them with felt. Observe that that (1) the glass rods repel each other. (2) the glass rods attract the rubber rods, and (3) the rubber rods repel each other. Select two pairs of different kinds of rods - for example, glass and rubber - and rub the rods with felt. Observe that all of the rods repel one another. Select two pairs of different kinds of rods - for example, glass and rubber - and rub the rods with felt. Observe that all of the rods attract one another. Sixteen grams of oxygen contain Avogadro's number of atoms, with each atom having eight protons and eight electrons. How many coulombs, Q, of positive charge are there in the protons of 1.0kg of oxygen? Select One of the Following 4.8 times 10^7C 5.2 times 10^15C 5.4 times 10^-5C 1.7 times 10^-9C 2.0 times 10^6C

Explanation / Answer

1.6) C-protons and electrons

1.7) D

1.9) A

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