Astronomy can best be described as a/an
a. daily horoscope.
b. air force pilot on a naval carrier.
c. study of objects pertaining to the interior part of the earth.
d. study of objects beyond the earth's atmosphere.

Along the line connecting the two charges, at what distance from the charge q1 is the total electric field from the two charges zero? express your answer in terms of some or all of the variables s, q1, q2 and k =14ï€ïµ0. if your answer is difficult to enter, consider simplifying it, as it can be made relatively simple with some work.

Write down two additional questions about earth's magnetic field that will make your presentation more informative.

Object a has a length of 3 cm, a width of 2 cm, and a height of 4 cm. object b is dropped into a graduated cylinder. it displaces 19 ml of water. the volume of object a is: a: greater than the volume of object b b: less than the volume of object b c: equal to the volume of object b