What type of star may have died to form this beautiful feature that is several light years across? 

Put the major events in the history of Mars in the correct order using the following sketches of Mars and the drop-down boxes below. Place the letter for the oldest event (what happened first) on the bottom and for the youngest event (most recent) on the top. [1] (youngest—what happened most recently) [2] [3] [4] [5] [6] (oldest—what happened first)

Which of the following planets currently have ring systems? (Select all that apply.)

Select the letter on the following cross section of Earth that shows where the Silicic continental crust is made.

Answer two of the following three questions. Use the space provided to write brief, well-organized answers. (10 points each) 41. Which planet’s interior stayed warm longer—Vesta, the Moon, Mercury, or Mars? Why? 42. No liquid water has been found at the surface of Mars today. However, we do find dendritic valley networks, which were formed by running water. How did Mars accumulate water during its formation and early life, and where has all the water gone? 43. The dense clouds of Venus reflect most of the solar energy that reaches the planet. Then why is the atmosphere of Venus so hot (400 to 500 °C)?

Which statements are true for the Kuiper Belt? (Select all that apply.)

Why does Venus lack a plate tectonic system like the Earth? (Mark all that apply.)

Why is Jupiter so much larger than all of the terrestrial planets combined?

Salomon will be testing the primary fix.

This is a patch and only needs limited testing.