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45) Hardness is diverse to durability. Hardness is a material's capacity to oppose being disfigured, while strength identifies with how much vitality a material can retain before breaking. 

46) The Sun makes up more than ninety-nine percent of the whole mass of the close planetary system. 

47) There's a molecule with precisely the same mass and charge as an electron, then again, actually it's certain. Its reasonably called a positron. 

ข้อ 4 (ข้อสอบ ONET ฟิสิกส์)

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38) An electrical discharge has enough vitality to toast 100,000 cuts of bread. 

39) The electrical power is around a billion times more grounded than gravity. On the off potential for success that you were having at a safe distance from somebody and every one of you had one percent a larger number of electrons than protons, the repulsing power made would be sufficient to lift a weight equivalent to the whole Earth.

40)  The physicist Thomas Young did an investigation which demonstrated that light was a wave. Around a hundred years after the fact Einstein did a trial that demonstrated that light was a molecule. Light is really both a molecule and a wave contingent upon what you're looking like at it. This is called wave-molecule duality.