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pishuonlain [190]
3 years ago
15

Find the Earth's magnetic field in Long Beach at NOAA; both horizontal and vertical components of the magnetic field; Long Beach

is roughly at 33.8° N and 118.2° W.
Geography
1 answer:
Anarel [89]3 years ago
8 0

Answer:

16.7%

Explanation:

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Zielflug [23.3K]
She sinned and was a prostitute and then turned good
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3 years ago
Chemical weathering may affect farming activities . Give reason
sergejj [24]

Answer:

Chemical weathering changes the soil pH and affects the crops that grow on them

Explanation:

Chemical weathering refers to the breaking down of rocks through chemical reactions.

Whenever rocks which are chemically active come in contact with acidic rain, they react to form new compounds. These new compounds formed usually have different properties from their parent rocks.

As a result of chemical weathering, changes in the soil properties can occur such as its pH. These changes will affect the nutrients which can be found in them, thus affecting farming practices on such soil.

7 0
3 years ago
9. Given similar triangles ABC and PQR with AB = 4 and PQ = 7.
PilotLPTM [1.2K]

Given:

Similar triangles ABC and PQR with AB = 4 and PQ = 7.

To find:

The scale factor, ratio of perimeters, and ratio of areas.

Solution:

In similar figures the scale factor is the ratio of side or image and corresponding side of original figure.

In similar triangles ABC and PQR, the scale factor is

k=\dfrac{PQ}{AB}

k=\dfrac{7}{4}

The scale factor of triangle ABC to triangle PQR is \dfrac{7}{4}.

The ratio of the perimeters of similar triangles is equal to the ratio of their corresponding sides.

\dfrac{\text{Perimeter of }\Delta ABC}{\text{Perimeter of }\Delta PQR}=\dfrac{AB}{PQ}

\dfrac{\text{Perimeter of }\Delta ABC}{\text{Perimeter of }\Delta PQR}=\dfrac{4}{7}

\dfrac{\text{Perimeter of }\Delta ABC}{\text{Perimeter of }\Delta PQR}=4:7

The ratio of the perimeters is 4:7.

The ratio of the areas of similar triangles is equal to the ratio of squares of their corresponding sides.

\dfrac{\text{Area of }\Delta ABC}{\text{Area of }\Delta PQR}=\dfrac{AB^2}{PQ^2}

\dfrac{\text{Area of }\Delta ABC}{\text{Area of }\Delta PQR}=\dfrac{4^2}{7^2}

\dfrac{\text{Area of }\Delta ABC}{\text{Area of }\Delta PQR}=\dfrac{16}{49}

\dfrac{\text{Area of }\Delta ABC}{\text{Area of }\Delta PQR}=16:49

Therefore, the ratio of the areas is 16:49.

7 0
2 years ago
Which of the following is not a savanna?<br> a. Cerrado<br> b. Pampas<br> c. Llanos<br> d. Serengeti
frozen [14]
The answer is a pampas that is not a savanna
5 0
3 years ago
Read 2 more answers
Which statements describe settlement patterns?
krok68 [10]

Answer:

Politics and economic factors seldom play a role in where people settle

Resources availability influences where people settle

Explanation:

In order for a settlement to be formed, it has to provide certain basic living conditions so that the humans can live there. This brings in the question of availability of resources such as water, food, fertile soil, minerals, raw materials.

More often than not, these resources are found along the rivers, especially the larger ones, so it is no wonder that the majority of the settlements around the world are along the rivers.

The political and economic factors too play a very big role in the settlement patterns. If the political conditions are good, the population feels safe, and it has good condition for development, than the settlements will grow and prosper, but if its the opposite, the people will move out and the settlements will seize to exist. The economic factors are crucial, as they are the ones that provide conditions for prosper and development of the settlements. With good economic conditions, the settlements will grow, with bad ones, the settlements will lose population or even stop to exist.

6 0
3 years ago
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