Daytime temperatures on Mercury are extremely hot because: it is close to the sun
it has long days
it has volcanoes
one side faces the sun
it gives off internal heat

What is the mercury length of time for one revolution around the sun?

Can someone me choose a broad topic and area of focus i am really doing this as a tally to see which one most people pick ok water pollution global warming endangered species atmosphere for the !

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare