Suppose You Wanted to Hold Up an Electron Against the Gravitational

question 73

Multiple Choice

Suppose you wanted to hold up an electron against the gravitational force by the attraction of a fixed proton some distance above it.How far above the electron would the proton have to be? (k = 1/4πε₀ = 9.0 × 10⁹ N ∙ m²/C²,e = 1.6 × 10^-19 C,m_proton = 1.67 × 10^-27 kg,m_electron = 9.11 × 10^-31 kg)

• A)1.5 m
• B)2.3 m
• C)3.7 m
• D)4.6 m
• E)5.1 m

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Prenatal Development

The process of growth and development within the womb from conception until birth.

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Refers to the stage of human development inside the womb before birth.

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Newborn infants, especially within the first 28 days after birth.

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