answersLogoWhite

0

The rate of sea floor spreading is calculated by measuring the distance between magnetic stripes on the sea floor, which are formed by the alternating polarity of Earth's magnetic field. By knowing the age of the sea floor rocks at different distances from a mid-ocean ridge, scientists can determine the spreading rate. For example, if the rocks at a certain distance from the ridge are 1 million years old, and the distance is 100 km, the spreading rate would be 10 cm/year.

User Avatar

AnswerBot

1y ago

What else can I help you with?

Continue Learning about Earth Science

How do you calculate half sea floor spreading rate?

To calculate the half sea floor spreading rate, you would divide the total spreading rate by 2. The spreading rate is typically measured in millimeters or centimeters per year and represents the rate at which tectonic plates move away from each other at a mid-ocean ridge. Calculating the half spreading rate is useful for determining the rate at which new oceanic crust is being generated on one side of a mid-ocean ridge.


The rate of seafloor spreading can be calculated by?

The rate of seafloor spreading can be calculated by measuring how far tectonic plates have moved apart over a certain time period. This is typically done using techniques like satellite monitoring, GPS, or studying magnetic stripes on the ocean floor. By dividing the distance of spreading by the time it took to occur, scientists can determine the rate of seafloor spreading in centimeters per year.


How do you calculate the rate of seafloor spreading?

rate of spreading for stripe = width of stripe / time duration If a magnetic strips is 60 km wide and formed over 2 million years, then the rate at which spreading formed the was 30 km/m.y. The rate is equivalent to 3 cm/year. Spreading added an equal width of oceanic crust to a plate on the other side of the mid-ocean ridge, so the total rate of spreading across the ridge was 60 km/m.y. (6 cm/year), a typical rate of seafloor spreading.


What is the spreading rate of the East Pacific Rise?

The spreading rate of the East Pacific Rise is approximately 5-8 centimeters per year. This spreading rate refers to the rate at which new oceanic crust is formed as tectonic plates diverge along the mid-ocean ridge.


What is the modern seafloor spreading rate range?

Typical rates of spreading average around 5 centimeter (2 inches) per year.

Related Questions

How do you calculate half sea floor spreading rate?

To calculate the half sea floor spreading rate, you would divide the total spreading rate by 2. The spreading rate is typically measured in millimeters or centimeters per year and represents the rate at which tectonic plates move away from each other at a mid-ocean ridge. Calculating the half spreading rate is useful for determining the rate at which new oceanic crust is being generated on one side of a mid-ocean ridge.


What do scientist use to measure the rate of movement of oceanic plates?

sea-floor spreading


What is the rate of the sea floor spreading for the mid Atlantic ridge in centimeters?

The rate of sea floor spreading at the Mid-Atlantic Ridge averages about 2.5 centimeters per year. This rate can vary slightly depending on specific locations along the ridge. The process is driven by tectonic plate movements as magma rises to form new oceanic crust.


Sea floor spreading occurs at an average rate of 5 cm per year at this rate how long would it take for the red sea to expand 1km?

5 years


The rate of seafloor spreading can be calculated by?

The rate of seafloor spreading can be calculated by measuring how far tectonic plates have moved apart over a certain time period. This is typically done using techniques like satellite monitoring, GPS, or studying magnetic stripes on the ocean floor. By dividing the distance of spreading by the time it took to occur, scientists can determine the rate of seafloor spreading in centimeters per year.


The average spreading rate for fast spreading divergent plates?

The average spreading rate for fast spreading divergent plates is typically around 5-9 centimeters per year. This rate is significantly higher than the spreading rate for slow spreading plates, which is usually less than 2.5 centimeters per year. Fast spreading plates can create oceanic ridges and lead to the formation of new oceanic crust.


How does an increase in sea floor spreading rate you influence the steepness of the MAR walls?

An increase in sea floor spreading rate at mid-ocean ridges, such as the Mid-Atlantic Ridge (MAR), typically results in a steeper topography of the ridge walls. This is because faster spreading allows magma to reach the surface more rapidly, creating new oceanic crust more quickly and leading to a more pronounced vertical uplift. Additionally, the increased tectonic activity associated with rapid spreading can enhance faulting and block faulting, further contributing to the steepness of the ridge walls. Consequently, the overall morphology of the MAR becomes more rugged and steep with higher spreading rates.


How could one get savings account interest rate calculation for free?

You could get the calculation of your interest rate in your savings account online. They have calculators online that can help you find your interest rate.


How do you calculate the rate of seafloor spreading?

rate of spreading for stripe = width of stripe / time duration If a magnetic strips is 60 km wide and formed over 2 million years, then the rate at which spreading formed the was 30 km/m.y. The rate is equivalent to 3 cm/year. Spreading added an equal width of oceanic crust to a plate on the other side of the mid-ocean ridge, so the total rate of spreading across the ridge was 60 km/m.y. (6 cm/year), a typical rate of seafloor spreading.


Calculation of rate-pressure product?

Rate-pressure product = Heart rate * Systolic pressure


What is the spreading rate of the East Pacific Rise?

The spreading rate of the East Pacific Rise is approximately 5-8 centimeters per year. This spreading rate refers to the rate at which new oceanic crust is formed as tectonic plates diverge along the mid-ocean ridge.


Is the North Atlantic spreading faster than the South Atlantic?

Neither is spreading faster. They are both spreading at the same rate.