- Why do polar molecules align themselves in an electric field?

Discover Questions

Convert r^2(cos^2theta/9 +sin^2theta/9)=1 into rectangular form? Let a = the length of a car in meters. Let b = the length of the same car in centimeters.
Which number is greater, a or b?
Use the drop-down? Would a star cluster with medium-mass protostars be more likely to also have red dwarfs or white dwarfs at the same time? A nail put into tree at height of 2m from ground.This tree grows at rate of 0.5m a year. How high above ground will nail be after 20 years.? Show that the expression (x+y)(x-y)-16x+64 may be written as the difference of two squares, and then factor the expression.?