Asmall area of immense mass in space from which nothing can escape is called a

Characteristics of substance farming include all of the following except

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Compounds which are found naturally in the earth are called: a. ores b. composites c. rocks d.minerals