1 |
The visible part of the sun is called? |
ionosphere
hydrosphere
photosphere
troposphere
|
2 |
When neptune officially was discovered? |
september 23, 1846
september 23, 1781
september 23, 1930
september 23, 1864
|
3 |
Which planet's winds are the fastest in the solar system? |
neptune
mercury
pluto
jupiter
|
4 |
Mercury's years is how many earth's days? |
59
88
365
28
|
5 |
What does the surface of mercury look like? |
molten lava
cratered like our moon
mercury has no visible surface
gas clouds
|
6 |
What is it called when mercury passes in front of the sun when viewed from the earht? |
conjunction
nothing
eclipse
transit
|
7 |
The dark region between saturn's two brightest rings is called: |
encke dicision
guerin division
maxwell division
cassini's division
|
8 |
What are red giants? |
caucasians
old stars
young stars
none of these
|
9 |
Blue dwarfs refer to |
caucasians
young stars
old stars
none of these
|
10 |
Saturn's atmosphere is mostly: |
sulfur and hydrogen
nitrogen and oxygen
hydrogen and helium
hydrogen and nitrogen
|