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garri49 [273]
3 years ago
9

We have been studying the channels on Mars. Based on the evidence

Geography
2 answers:
guapka [62]3 years ago
6 0

Answer:

D

Explanation:

‍♂️‍♂️‍♂️‍♂️

nata0808 [166]3 years ago
5 0

Answer: d

Explanation:

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Sandstone is a(n) ____ sedimentary rock.
LiRa [457]
<span>Sandstone is a clastic sedimentary rock. A clastic sedimentary rock is composed of silicate minerals and rock fragments. They are transported by moving fluids such as sedimentation due to gravity and are deposited in the area where it stays. They are composed mostly of feldspar, quartz, rock (lithic) fragments, clay minerals and mica.</span>
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3 years ago
Mercury in a box have density is 30000kg/m^3 height is 20 dm. Determine the pressure of Mercury .​
Musya8 [376]

Answer:The pressure of Mercury = 588,600Pa

Explanation:

The pressure of Mercury is given as

p=h x ρ x g

Where h =height= 20 dm

changing to meters

10 decimeters (dm) =1 meter

20dm  =2 meter, 2m

ρ  is the density =30000-kg/m³

g , gravity = 9.81-m/s²  

Pressure =  2.0m x 30000-kg/m³ x 9.81-m/s²

588,600 kg.m/  s²/m² =588,600 N/m²

The pressure of Mercury=588,600Pa

5 0
3 years ago
A photo that is 2 in. wide is used to produce a poster that is 3 ft wide. What is the ratio of the width of the poster to the wi
melomori [17]

Answer:

one inch to 18 inches.

Explanation:

ok so. 3 feet is 36 inches, and your looking for whats called the unit rate, which is the ratio of one to one. so, divide 2 inches by 2 to get 1, and because you divided 2, you need to divide 36 as well, giving you 18. hope this helps

7 0
3 years ago
Critical Thinking Questions
satela [25.4K]

Answer:

Answer are written below:

Explanation:

1) It is very important to have a universal method established to guide archaeological excavations because you have to planned out everything in order to find a method or a way to work through the study.

2)  Understanding our past is important to our future because studying history enables us to understand the world better and the past gives us courage and protects us from harm.

3) It would be more challenging to be a prehistoric archaeologist as compared to historical archaeologist because historic archaeology is easier to study due to the presence in written form whereas  Prehistoric archaeology is very difficult to study due to no written records are present.

4) I will work as an academic archaeologist as compared to cultural resource management (CRM) archaeologist because academic archaeologists are active researchers in their field which also published their work in the books, journals, and popular publications.

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3 years ago
The image shows a volcano erupting at night in Russia.
Lena [83]

Answer:

the answer is c.

4 0
3 years ago
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