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Physics, 22.06.2019 06:00
When you push downward on a book at rest on a table, you feel an upward force. does this force depend on friction? defend your answer.
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Physics, 22.06.2019 10:30
Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?
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Physics, 22.06.2019 15:30
How many neutrons does element x if itβs atomic number is 28 and its mass number is 87
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Physics, 22.06.2019 16:20
What is the single most important equation in all of physics?
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Explain two important characteristics that an Infant Mental Health (IMH) home visitor should display...
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