How can days be short and cold in one hemisphere when they are long and hot in another

Explain at least three factors economists consider the measurement of success, or shortcomings, of the economy? and give examples.

Experiment to investigate effect of medication on levels of stress in males and females. dependant variable?

You're doing research for a public essay on alternative medicine. which of the following sources has the most reliable information? a.a post on a social networking site about the undesired side-effects of different alternative medicinesb.a recent government report comparing the results of alternative and contemporary medicine for a specified diseasec.an anonymous article on a medical website that claims the success of alternative medicined.a 2003 study conducted by a medical research center about the effects of alternative medicine