# What factors affect seismic wave velocity?

1 Date created: Sat, Mar 27, 2021 9:03 AM
Date updated: Fri, May 27, 2022 9:26 AM

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## Top best answers to the question «What factors affect seismic wave velocity»

Composition, temperature, and pressure are all factors that can affect seismic velocity in the mantle. Laboratory elasticity data show that a decrease of 1% in the Mg/(Mg+Fe) ratio in olivine reduces the velocity by an amount equivalent to that caused by a temperature increase of 70 K.

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Those who are looking for an answer to the question «What factors affect seismic wave velocity?» often ask the following questions:

### 👋 What are the factors that affect seismic wave velocity?

Composition, temperature, and pressure are all factors that can affect seismic velocity in the mantle. Laboratory elasticity data show that a decrease of 1% in the Mg/(Mg+Fe) ratio in olivine reduces the velocity by an amount equivalent to that caused by a temperature increase of 70 K.

### 👋 What factors affect pulse wave velocity?

Pulse wave velocity (PWV) is one of the most widely used surrogates of arterial stiffness . Previous studies demonstrated that PWV is associated with various factors such as age, gender, salt intake, genetic factors, blood pressure (BP), and heart rate (HR) [2, 3].

### 👋 What factors affect the propagation velocity of seismic waves?

• The propagation velocity of seismic waves depends on density and elasticity of the medium as well as the type of wave. Velocity tends to increase with depth through Earth's crust and mantle, but drops sharply going from the mantle to outer core.

We've handpicked 25 related questions for you, similar to «What factors affect seismic wave velocity?» so you can surely find the answer!

Does amplitude affect wave velocity?
• For all electromagnetic waves (in a vacuum) the velocity = c, the speed of light. Accordingly, how does changing the amplitude of a wave affect the wavelength and the frequency? The amplitude of a wave does not affect the speed at which the wave travels. The wavelength of a wave does not affect the speed at which the wave travels.
What is the propagation velocity of a seismic wave?
• Seismic wave. The propagation velocity of the waves depends on density and elasticity of the medium. Velocity tends to increase with depth and ranges from approximately 2 to 8 km/s in the Earth's crust, up to 13 km/s in the deep mantle. Earthquakes create distinct types of waves with different velocities; when reaching seismic observatories,...
What type of seismic wave has the fastest velocity? P-Waves. The P in P-waves stands for primary, because these are the fastest seismic waves and are the first to be detected once an earthquake has occurred. P-waves travel through the earth's interior many times faster than the speed of a jet airplane, taking only a few minutes to travel across the earth. What are the factors that affect wave height?
• Wave height is affected by wind speed, wind duration (or how long the wind blows), and fetch, which is the distance over water that the wind blows in a single direction. If wind speed is slow, only small waves result, regardless of wind duration or fetch.
What factors affect the energy of a wave?
• Frequency Both of these affect the energy of a wave Frequency & Wavelength The number (#) of complete MOVEMENTS of a wave per second Frequency In a transverse wave, this is the MAGNITUDE of height of a wave-origin to crest Amplitude This is the DISTANCE from peak to peak of a successive wave
What factors affect the frequency of a wave?
• The speed of a wave is dependant on four factors: wavelength, frequency, medium, and temperature. Wave speed is calculated by multiplying the wavelength times the frequency (speed = l * f).
What factors affect the size of a wave?
• Factors influencing wave energy or in other words what causes waves to be small, or big. Wind Speed. The harder and faster the winds blow the bigger the wave. Note:Normal winds rarely produce waves bigger than 15 m. Duration of Wind. The longer wind blows, the more waves there are and the bigger they are.
What factors affect the speed of a wave?
• The two main physical factors that influence the speed of a mechanical wave are density and stiffness.
Why does seismic wave velocity increase with depth?

Seismic velocities tend to gradually increase with depth in the mantle due to the increasing pressure, and therefore density, with depth. However, seismic waves recorded at distances corresponding to depths of around 100 km to 250 km arrive later than expected indicating a zone of low seismic wave velocity.

Does water depth affect wave velocity?
• The problem question was "Does water depth affect wave velocity?". When the experiment was conducted, results showed deeper waves moved faster than shallower waves. However, based on previous research, shallow water waves are more destructive because the circulation of water causes the wave height to increase more than deeper waters.
How does tension affect wave velocity?

The wave speed of a wave on a string depends on the tension and the linear mass density… Since the speed of a wave on a taunt string is proportional to the square root of the tension divided by the linear density, the wave speed would increase by √2.

What factors affect the speed of a longitudinal wave?
• While the medium is a main factor, the effect of the medium depends on whether the wave is longitudinal or transverse. Maximum bulk modulus of material. While this only applied for mechanical/longitudinal waves, it isn't wrong to state that the maximum speed of any longitudinal wave is very much dependent of the bulk modulus of the medium.
What factors affect the speed of a water wave?

The factors that affect the speed of an ocean wave are: wavelength, frequency, medium, and temperature.

What factors affect the speed of a wave brainly?

#### What is wave speed in physics?

• wave speed. n (Physics) the speed at which the phase of a wave is propagated, the product of the frequency times the wavelength.
What rwo factors affect the energy of a wave?

#### What are two factors that affect the energy of a wave?

• Energy Content: Amplitude and Frequency. Thus amplitude and frequency are the two factors that affect the energy transferred by a wave: the height of the wave, and the number of waves passed by each second.
How is the velocity of a seismic wave determined?
• Seismic wave fields are recorded by a seismometer, hydrophone (in water), or accelerometer. The propagation velocity of seismic waves depends on density and elasticity of the medium as well as the type of wave. Velocity tends to increase with depth through Earth's crust and mantle, but drops sharply going from the mantle to outer core.
Which type of seismic wave has the fastest velocity?
• P waves are the fastest seismic waves of all and thus called Primary ones. P waves grow or travel at a speed of 5 kilometers per sec through the earth’s crust. P waves are the first ones to reach any particular location or point when an earthquake occurs.
Which type of seismic wave has the slowest velocity?

Surface waves are the slowest of all seismic waves. They travel at 2.5 km (1.5 miles) per second. There are two types of surface waves. Love waves move side-to-side, much like a snake.

How does exercise affect pulse wave velocity?

Many studies found increased central arterial stiffness and poor endothelial function in patients with coronary artery disease (CAD). Acute exercise has been shown to decrease peripheral pulse wave velocity (pPWV) in young healthy volunteers.

How does water depth affect wave velocity?

A shallow water wave's speed is dependent on ocean depth. If part of a wave is in shallower water then it will travel slower… If part of a wave is in shallower water then it will travel slower. A shallow water wave's speed is dependent on ocean depth.

What are the three main factors that affect wave formation?
• Three main ingredients contribute to wave formation: wind speed, distance, and time. The speed of the wind determines the amount of energy along the surface of the water. The longer the distance of open water, the more energy and larger the waves.
What are the three main factors that affect wave power?

Wave height is affected by wind speed, wind duration (or how long the wind blows), and fetch, which is the distance over water that the wind blows in a single direction.

What factors affect the amount of energy in a wave?
• The amount of energy in a wave is related to its amplitude and its frequency. Large-amplitude earthquakes produce large ground displacements. Loud sounds have high-pressure amplitudes and come from larger-amplitude source vibrations than soft sounds. Large ocean breakers churn up the shore more than small ones.
What two factors affect the energy carried by a wave?

Thus amplitude and frequency are the two factors that affect the energy transferred by a wave: the height of the wave, and the number of waves passed by each second.

What two factors affect the speed of a sound wave?

The speed of sound is affected by the medium air, water, or metal and the temperature, but not the air pressure.