When the north end of earths axis is tilted toward the sun, north america will experience?
a. indirect rays and short days
b. indirect rays and long days
c. direct rays and short days
d. direct rays and long days

Agricultural practices in the united states nearly led to the extinction of the peregrine falcon during the 1950s and 60s.

Which country in the video has the highest population growth rate?

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