Which of the following parts of the electromagnetic spectrum have longer wavelengths than those witnessed in the visible spectrum? a. infrared b. cosmic waves c. x-rays d. gamma rays

Explain how a convection current in the earth is formed.

Both pictures below were taken at the same time of day, but one picture was taken in summer, and the other in winter. how can you tell which is in winter

Which of the following is an accurate description of the recent political history of the democratic republic of the congo? a. religious tensions have escalated into full-scale civil war a number of times since the belgians left the country in 1960. b. the political leader who gained power after the overthrow of a corrupt dictator was assassinated. c. the military leadership felt the country was stable enough, so they permitted democratic elections to take place. d. in 1990, a dictator seized and has held power ever since.