All branches of science have scientific theories. True or False

A scientist can use only one
method to investigate. True or False

Theories are scientific ideas
that have not yet been tested. True or False

Scientific laws describe what
happens in the world. True or False

Overall cooling of earth's climate causes

The caste system in india was used for what purpose? a) to ensure that all people had an adequate income b) to prevent the rich from taking too much power c) to provide social control and conformity according to one’s birth d) to draft a military capable of defending india from mongol invasion

Those who hope that land reform will end the problem of mass poverty and social inequality throughout middle and south america often cite as one of the causes of the problem. a. asian immigrants b. the indigenous population c. european systems of landholding d. the power of the roman catholic church