How many planets have rings around then and what are they

Which theory suggested that the earth was once a signle supercontient that gradually that broke up into the contients that we know today

Following the new zealand wars, the british government

All of the following are reasons why deserts extremely susceptible to wind erosion except a. they lack major root systems b. they contain thin, dry soil c. they have very few plants and trees d. they are extremely hot and lack water