Physics Question:

The atoms nucleus is held together by which of the following:

Answer:

1. strong interactions of the quark and gluon constituents of the atom’s nucleus
2. strong interactions of the quark and lepton constituents of the atom’s nucleus
3. weak interactions of the quark and lepton constituents of the atom’s nucleus
4. strong interactions of the lepton and gluon constituents of the atom’s nucleus

Answer: A

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A figure skater who, while spinning in place, pulls her arms in to increase her rotational speed, is most closely exhibiting which of the following:	Which of the following is NOT true of Guglielmo Marconis experiments on wireless transmission: