What triggers the small earthquakes that occur around a volcano before an eruption

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Answer 1
Answer: Before the eruption,the fluid pressure from the rising magma (dense liquid) cracks the rocsk, the tectonic plates under the Earth's crust are moved and as a result earthquakes are caused. Manu small earthquakes in the area near a volcano hint what may happen.

Related Questions

Match each molecular formula to the corresponding empirical formula. 1) C₄H₈O₂ 2) C₄H₁₂O₄ 3) C₂H₁₀O₂ A) CH₃O B) CH₅O C) C₂H₄O
Express the answer in scientific notation and with the correct number of significant figures: (6.32 x 10-4) ÷ 12.64Your answer should have the same number of significant figures as the starting measurement. 872.4 mm =
A student makes a ball-and-stick model of a propane molecule, as shown below. The black balls represent carbon atoms, and the white balls represent hydrogen atoms.
If it takes 54 mL of 0.1 M NaOH to neutralize 125 mL of an HCl solution,what is the concentration of the HCl ?
3.3 kg aluminum chromate

The Earth's systems are all interdependent, which means that A. each system has no influence on the other systems. B. one system can overpower the other systems, causing damage to the Earth. C. each system works by itself to benefit the Earth. D. each system is unique, yet each interacts with the others.

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The answer to the question is D. each system is unique, yet each interacts with the others. In an interdependent system, each part of the system works in its own way but interacts with the others. When combined together, all the different systems produce individual benefits but interact with one another to produce a huge benefit for the planet Earth.

I need help with this as I do know how to do the volume formula but do not know to do it for chem

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I got 346.36 as the volume. it lowkey might be wrong, but hope this helps!!

cylinder volume = π × cylinder radius² × cylinder height

When electroplating silver (Ag) on iron (Fe) what is oxidized

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Silver gets oxidized when electroplating silver (Ag) on iron (Fe).

What is electroplating?

Electroplating is basically the process of plating a metal onto the other by hydrolysis mostly to prevent corrosion of metal or for decorative purposes.

Silver gets oxidized when electroplating silver (Ag) on iron (Fe).

In the process of putting a sliver coating on iron, the iron is the cathode on which the silver ions get reduced.

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Silver gets oxidized. The process of putting sliver coating on iron, the iron is the cathode on which the silver ions get reduced.

The gravitational force acting on an object is also called the object's _____. A) mass B) weight C) density D) volume​

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Answer:

B) weight

Thats it no explanation

Answer:

B) weight

Explanation:

Weight is gravity's pull on an object. This would change if you went to the moon. Gravitational

Mass is the amount of the object. This would stay the same if you went to the moon. Non-gravitational

What are 3 signs that a chemical reaction is happening, what tells you that this is definitely a chemical reaction?

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Answer:

A chemical reaction is usually accompanied by easily observed physical effects, such as the emission of heat and light, the formation of a precipitate, the evolution of gas, or a color change

Why is the sun yellow?

Answers

Answer:

The sun is not yellow.

Explanation:

sun can look yellow or red whenever we see the sunlight at sunrise or sunset, when it becomes low on the horizon. That's only how the wavelengths of the low frequency (green , blue, magenta) are dispersed across the planet's crust, just as the tiny waves are distributed along the sea by huge rocks.

Answer:

Its because of the Earth's atmosphere |  The sun is a yellow dwarf star | If you saw the sun from space, it would actually look white

Explanation: