Approximately, how many national parks are there in the united states?
a. 25
b. 50
c. 120
d. 474

Explain how a convection current in the earth is formed.

Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies?

Why have the countries of the region had difficulty establishing democratic governments in recent years? choose all answers that are correct b is also correct i need to know if theres any morecommunists have overtaken the countries of the caucasus region. the soviets established national borders in the region without considering the location of ethnic groups. fighting continues between armenia and azerbaijan over the nagorno-karabakh region. civil war between communists and islamic groups in tajikistan resulted in thousands of deaths and refugees are forced to flee. in a test!