How do mass and energy affect the acceleration of a rocket? 8th grade science. C. E.R format. But, answer question basically.

The air that we breath is made mostly of which gaseous molecule

Which body part transports oxygen removes waste materials in carries nutrients to the body as part of the circulatory system

Athin nonconducting rod with a uniform distribution of positive charge q is bent into a circle of radius r. the central perpendicular axis through the ring is a z-axis, with the origin at the center of the ring. a) what is the magnitude of the electric field due to the rod at z = 0? n/c (b) what is the magnitude of the electric field due to the rod at z = infinity? n/c (c) in terms of r, at what positive value of z is that magnitude maximum? r (d) if r = 4.00 cm and q = 9.00 µc, what is the maximum magnitude? n/c