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Alika [10]
4 years ago
9

Please help me!!! Explain how astronomers use red shift and blueshift.

Geography
1 answer:
krok68 [10]4 years ago
6 0
Astronomers use redshirts to track the rotation of our galaxies, tease out the subtle tug of a distant plant on its parent star, and measure the expansion rate of universe.
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What place can u visit in Mongolia? Tell me about it​
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5. Which is not a major factor that influences the strength of a rock?
astraxan [27]

D. Rock type

Explanation:

The major factor that influences the strength of rocks is the rock type.

Different rock types are known to have their own relative strength.

Based on their strength, rocks are classified into hard and soft rocks.

Soft rock types are dominated by sedimentary rock. Sedimentary rocks are formed by accumulation and deposition of sediments. They are often layered.

Metamorphic and igneous rocks are usually classified as hard rocks. These rocks forms under very high temperature and pressure conditions.

In engineering applications, the soft rocks not desired for construction purposes although they have their own unique material functions.

Hard rocks are used for heavy duty and durable constructions like dams and bridges.

learn more:

Metamorphic rocks brainly.com/question/869769

Sedimentary rocks brainly.com/question/9131992

#learnwithBrainly

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4 years ago
Which country in the Tropical North has the largest population of Native Americans
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