What is the luminosity of a 2-solar-mass main-sequence star compared to the sun? 2 0.14 1.414 11.3?

Explain the difference between trade barriers and migration barriers

A tsunami will move the furthest inland over what type of topography?

Where is the camel predominantly located? A) Throughout tropical and subtropical dry zones B) Throughout tropical wet zones C) Throughout every continent D) Predominantly along costal areas of tropical zones

Why have India and Pakistan fought 2 wars over Kashmir?

Which extrusive rock forms so quickly that no crystals form? A) Magma B) Pumice C) Lava D) Obsidian

Which statement about the government that took control after the shah is not true? Westerners were forced to leave the country. Alcohol was outlawed. Women retained the rights they had under the shah.

The ratio of girls to boys in a chess club was 5 : 4 There were 32 boys. How many girls where there in the club

Describe the three kinds of plate boundaries.

Which theory explains how the universe became so structured and uniform

Which of the following is not one of the three branches of the United States federal government?