Suppose eight identical charges with chargeQare equallyspaced on a circle of radiusR.(a)Find the acceleration(magnitude and direction) of a particle with chargeqandmassmat the center.(b)Suppose we remove the three right-most charges (the green ones). What would the accelerationbe now

Scientist have use computer models to create a series of maps that show how susceptible coastal cities in island countries are to the sea rising at different levels.the map shows that a 1 meter rise would swap cities all along the us eastern seaboard. a 6-meter sea level rise with sub merge a large part of florida. thermal expansion has already raise the oceans 10 to 20 centimeters the most likely cause,directly and indirectly, for such a rise in sea level is

Does the asteroid belt revolve around the sun?

In the cores of extremely hot red giants, nuclear reactions convert helium to