Problem 3 scale of the solar system the real diameters of the sun and earth are approximately 1.4 million kilometers and 12,800 kilometers, respectively. the earth-sun distance is approximately 150 million kilometers. calculate the sizes of earth and the sun, and the distances between them in a scale model that is one 10-billionth the size of the actual solar system. show your work clearly.

Which of the following areas has the highest population density?

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!

Which of the following can scientists estimate geologic time? a.observing rock sequences b.radiometric dating c.comparing fossils d.all of these