How much voltage must be used to accelerate a proton (radius 1. 2 ×10−15m) so that it has sufficient energy to just penetrate a silicon nucleus? a silicon nucleus has a charge of +14e, and its radius is about 3. 6 ×10−15m. Assume the potential is that for point charges.

All businesses can discriminate against workers based on a nation of origin b. immigration status c. mental disability d ane

Which of the following best describes the difference between “autobiography” and “memoir”? a. autobiography is written about the author's own interpretation of events; memoir is a written interpretation of events. b. memoir covers a particular time in the writer’s life or recounts life events around one or two themes; autobiography covers the entire story of the author's life and has multiple themes. c. autobiography covers the entire story of the writer's life and has multiple themes; memoir is a shorter written work with one theme. d. autobiography covers entire story of the writer's life and has multiple themes; memoir is the writer’s random memories about past experiences.

The different layers of gases that extend form the surface of the earth into space