Two that I know of are a sextant, and maybe an astrolabe
I think the correct answer from the choices listed above is option B. It is divergent plate boundary in a continental plate describes a mid-oceanic ridges. It <span>is an underwater mountain range, formed by plate tectonics. Hope this answers the question. Have a nice day.</span>
Answer:
Protostars are difficult to observe because they are surrounded by cocoons of gas and dust.
Yessss I'm great at geography... what grade level?
Answer:
Distinction from Tundra Climate
For example, tundra climates usually have a month in which the average temperature rises beyond the freezing point, while this does not occur in polar climates. The hotter month allows the ice in tundra climates to melt, which enable plants and animals to survive.