How does a rock formation with a a band of quartz wrapped around it in one direction and another band of quartz wrapped around the rock at a complete 90 degree difference? could this be from pole reversal?

Find the equation of the line passing through the point (–1, 5) and perpendicular to the line 3x + y = 4.

Simple astronomical telescope the objective lens has a focal length of 75 cm and that of a piece of 5cm of the lenses are 18 cm apart when will be final image of a distant object before

According to a recent survey, the local government wants to classify people according to their income earning capacity. they want to do so in order to provide special facilities for the poor. who among the four individuals will be classified as poor? a. joseph earns $2.25 per day b. maria earns $1.50 per day c. rosita earns $2.00 per day d. tim earns $ 1.00 per day