Answer:
So at any hour of the night, at any time of the year in the Northern Hemisphere, you can readily find Polaris and it is always found in a due northerly direction. If you were at the North Pole, the North Star would be directly overhead.
Answer:
Young Fold mountains, Fault block mountains, upwarped folds.
Explanation:
- The climate of Sierra Nevada is dry and warm it is hot in summers and we in winters. If the Sierra Nevada mountain range did not exist then the climate of the western united states would be cool in summers and colder in winter.
Answer: 1- (D)
2- Lithosphere
3- True
4- True
Explanation: Black smokers are generated in the mid oceanic ridges and during the underwater volcanic eruption, which is a hot vent releasing black colored smokes of sulfur from it. They are often associated with the Volcanogenic Massive Sulfide (VMS) deposits.
The lithosphere is the rigid broken plates that are relatively cool and flows over the weaker and viscous asthenosphere layer.
When the groundwater flow intersects the ground level, it forces the water to come out to the surface forming a spring.
The study of changing atmospheric composition along with the ice cores, helps in determing the age upto 800,000 years. But recently, a new discovery has made, in which the ice cores helped in dating back to about 1.5 million years.
Answer: Eruptions of molten material, magnetic stripes in the rock of the ocean floor, and the ages of the rocks themselves.
Explanation: I hope this helps!
Letter D because Mongolia in general has a lot lower populations.
