8. Which statement is true of all rocks? a. Rocks contain organic material.
b. Rocks contain fossils.
C. Rocks are composed of minerals.
d. Rocks are formed in layers.

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

The graph below plots the temperature and luminosity of stars on the main sequence.

Find the slope of the line (6,4) and (3,2)