Why are water waves transverse or up and down? [duplicate]
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Why can't transverse waves travel through a liquid?
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why are water waves transverse? why aren't the Longitudinal?
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marked as duplicate by Aaron Stevens, FGSUZ, Qmechanic♦ 3 mins ago
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up vote
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This question already has an answer here:
Why can't transverse waves travel through a liquid?
1 answer
why are water waves transverse? why aren't the Longitudinal?
waves everyday-life water
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Rans Some is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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marked as duplicate by Aaron Stevens, FGSUZ, Qmechanic♦ 3 mins ago
This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.
2
Actually, they are both.
– Qmechanic♦
2 hours ago
3
Possible duplicate of Why can't transverse waves travel through a liquid?
– Aaron Stevens
2 hours ago
1
Read the en.wikipedia.org/wiki/Gravity_wave link pointed to at the beginning of your en.wikipedia.org/wiki/Surface_wave link.
– John Forkosh
1 hour ago
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up vote
2
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up vote
2
down vote
favorite
This question already has an answer here:
Why can't transverse waves travel through a liquid?
1 answer
why are water waves transverse? why aren't the Longitudinal?
waves everyday-life water
New contributor
Rans Some is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
This question already has an answer here:
Why can't transverse waves travel through a liquid?
1 answer
why are water waves transverse? why aren't the Longitudinal?
This question already has an answer here:
Why can't transverse waves travel through a liquid?
1 answer
waves everyday-life water
waves everyday-life water
New contributor
Rans Some is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
New contributor
Rans Some is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
edited 2 hours ago
Qmechanic♦
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asked 2 hours ago


Rans Some
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Rans Some is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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New contributor
Rans Some is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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Rans Some is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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marked as duplicate by Aaron Stevens, FGSUZ, Qmechanic♦ 3 mins ago
This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.
marked as duplicate by Aaron Stevens, FGSUZ, Qmechanic♦ 3 mins ago
This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.
2
Actually, they are both.
– Qmechanic♦
2 hours ago
3
Possible duplicate of Why can't transverse waves travel through a liquid?
– Aaron Stevens
2 hours ago
1
Read the en.wikipedia.org/wiki/Gravity_wave link pointed to at the beginning of your en.wikipedia.org/wiki/Surface_wave link.
– John Forkosh
1 hour ago
add a comment |Â
2
Actually, they are both.
– Qmechanic♦
2 hours ago
3
Possible duplicate of Why can't transverse waves travel through a liquid?
– Aaron Stevens
2 hours ago
1
Read the en.wikipedia.org/wiki/Gravity_wave link pointed to at the beginning of your en.wikipedia.org/wiki/Surface_wave link.
– John Forkosh
1 hour ago
2
2
Actually, they are both.
– Qmechanic♦
2 hours ago
Actually, they are both.
– Qmechanic♦
2 hours ago
3
3
Possible duplicate of Why can't transverse waves travel through a liquid?
– Aaron Stevens
2 hours ago
Possible duplicate of Why can't transverse waves travel through a liquid?
– Aaron Stevens
2 hours ago
1
1
Read the en.wikipedia.org/wiki/Gravity_wave link pointed to at the beginning of your en.wikipedia.org/wiki/Surface_wave link.
– John Forkosh
1 hour ago
Read the en.wikipedia.org/wiki/Gravity_wave link pointed to at the beginning of your en.wikipedia.org/wiki/Surface_wave link.
– John Forkosh
1 hour ago
add a comment |Â
4 Answers
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Water waves have a transverse and a longitudinal component. As I understand it the components are the direction of motion of the wave itself and the motion of individual water molecules. The latter comprises the longitudinal component, because water molecules have circular orbits in the wave. I think this becomes clearer with this image
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0
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Physics is an empirical science, that is an observational science. Waves in matter in general will have both a transverse and longitudinal component.
Merely by looking at the picture you have posted we can see that the transverse component of motion is far larger than the longitudinal motion on the surface of the water. By continuity, we would generally posit the same in the main body of the water.
(A more quantitative observation will look at how both these components dampen with time, with distance from the disturbance both along the surface and also in the body of the water. And a theoretical study will try to connect this with the theory of shallow waves).
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The surface waves are mostly trasversal because you push water in a localized manner and watch a side effect; the volume waves are mostly longitudinal (sound waves in a water volume below a membrane).
add a comment |Â
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Water waves can be quite complicated, they can be both transverse and longitudinal depending on what type of wave they are. I will list three types of waves that are common:
Capillary waves
Cappilary waves happen at small amplitudes and wavelengths and they are most likely what's happening in your picture. The restoring force is surface tension, so every part of the wave that's curvy has a force that is trying to make the surface less curvy. This creates waves that are mainly transverse.
Surface waves
Surface wave is a name that usually decribes a typical ocean wave. These happen when the wavelength is smaller than the depth of the ocean so they also fall under the category 'deep waves'. These deep waves show complicated behaviour: they are not perfect sinusoidals but are more peaked and the motion is a combination of longitudinal and transverse, resulting in a kind of circular motion as seen in Tatjana's answer.
Shallow water waves
Water waves are shallow when the wavelength is much larger than the depth of the water. Shallow waves are mostly longitudinal. Surprisingly tsunami's are shallow water waves even though the ocean is really deep. The wavelength of a tsunami can reach over 100km. The speed of a shallow wave goes as $v=sqrtgd$ with $g$ the gravitational acceleration and $d$ the depth of the ocean floor. Where the ocean is over 6km deep tsunami's can travel at the speed of commercial airlines.
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4 Answers
4
active
oldest
votes
4 Answers
4
active
oldest
votes
active
oldest
votes
active
oldest
votes
up vote
1
down vote
Water waves have a transverse and a longitudinal component. As I understand it the components are the direction of motion of the wave itself and the motion of individual water molecules. The latter comprises the longitudinal component, because water molecules have circular orbits in the wave. I think this becomes clearer with this image
add a comment |Â
up vote
1
down vote
Water waves have a transverse and a longitudinal component. As I understand it the components are the direction of motion of the wave itself and the motion of individual water molecules. The latter comprises the longitudinal component, because water molecules have circular orbits in the wave. I think this becomes clearer with this image
add a comment |Â
up vote
1
down vote
up vote
1
down vote
Water waves have a transverse and a longitudinal component. As I understand it the components are the direction of motion of the wave itself and the motion of individual water molecules. The latter comprises the longitudinal component, because water molecules have circular orbits in the wave. I think this becomes clearer with this image
Water waves have a transverse and a longitudinal component. As I understand it the components are the direction of motion of the wave itself and the motion of individual water molecules. The latter comprises the longitudinal component, because water molecules have circular orbits in the wave. I think this becomes clearer with this image
answered 2 hours ago


Tatjana Gobold
786
786
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add a comment |Â
up vote
0
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Physics is an empirical science, that is an observational science. Waves in matter in general will have both a transverse and longitudinal component.
Merely by looking at the picture you have posted we can see that the transverse component of motion is far larger than the longitudinal motion on the surface of the water. By continuity, we would generally posit the same in the main body of the water.
(A more quantitative observation will look at how both these components dampen with time, with distance from the disturbance both along the surface and also in the body of the water. And a theoretical study will try to connect this with the theory of shallow waves).
add a comment |Â
up vote
0
down vote
Physics is an empirical science, that is an observational science. Waves in matter in general will have both a transverse and longitudinal component.
Merely by looking at the picture you have posted we can see that the transverse component of motion is far larger than the longitudinal motion on the surface of the water. By continuity, we would generally posit the same in the main body of the water.
(A more quantitative observation will look at how both these components dampen with time, with distance from the disturbance both along the surface and also in the body of the water. And a theoretical study will try to connect this with the theory of shallow waves).
add a comment |Â
up vote
0
down vote
up vote
0
down vote
Physics is an empirical science, that is an observational science. Waves in matter in general will have both a transverse and longitudinal component.
Merely by looking at the picture you have posted we can see that the transverse component of motion is far larger than the longitudinal motion on the surface of the water. By continuity, we would generally posit the same in the main body of the water.
(A more quantitative observation will look at how both these components dampen with time, with distance from the disturbance both along the surface and also in the body of the water. And a theoretical study will try to connect this with the theory of shallow waves).
Physics is an empirical science, that is an observational science. Waves in matter in general will have both a transverse and longitudinal component.
Merely by looking at the picture you have posted we can see that the transverse component of motion is far larger than the longitudinal motion on the surface of the water. By continuity, we would generally posit the same in the main body of the water.
(A more quantitative observation will look at how both these components dampen with time, with distance from the disturbance both along the surface and also in the body of the water. And a theoretical study will try to connect this with the theory of shallow waves).
answered 1 hour ago
Mozibur Ullah
4,46322245
4,46322245
add a comment |Â
add a comment |Â
up vote
0
down vote
The surface waves are mostly trasversal because you push water in a localized manner and watch a side effect; the volume waves are mostly longitudinal (sound waves in a water volume below a membrane).
add a comment |Â
up vote
0
down vote
The surface waves are mostly trasversal because you push water in a localized manner and watch a side effect; the volume waves are mostly longitudinal (sound waves in a water volume below a membrane).
add a comment |Â
up vote
0
down vote
up vote
0
down vote
The surface waves are mostly trasversal because you push water in a localized manner and watch a side effect; the volume waves are mostly longitudinal (sound waves in a water volume below a membrane).
The surface waves are mostly trasversal because you push water in a localized manner and watch a side effect; the volume waves are mostly longitudinal (sound waves in a water volume below a membrane).
answered 1 hour ago
Vladimir Kalitvianski
10.2k11233
10.2k11233
add a comment |Â
add a comment |Â
up vote
0
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Water waves can be quite complicated, they can be both transverse and longitudinal depending on what type of wave they are. I will list three types of waves that are common:
Capillary waves
Cappilary waves happen at small amplitudes and wavelengths and they are most likely what's happening in your picture. The restoring force is surface tension, so every part of the wave that's curvy has a force that is trying to make the surface less curvy. This creates waves that are mainly transverse.
Surface waves
Surface wave is a name that usually decribes a typical ocean wave. These happen when the wavelength is smaller than the depth of the ocean so they also fall under the category 'deep waves'. These deep waves show complicated behaviour: they are not perfect sinusoidals but are more peaked and the motion is a combination of longitudinal and transverse, resulting in a kind of circular motion as seen in Tatjana's answer.
Shallow water waves
Water waves are shallow when the wavelength is much larger than the depth of the water. Shallow waves are mostly longitudinal. Surprisingly tsunami's are shallow water waves even though the ocean is really deep. The wavelength of a tsunami can reach over 100km. The speed of a shallow wave goes as $v=sqrtgd$ with $g$ the gravitational acceleration and $d$ the depth of the ocean floor. Where the ocean is over 6km deep tsunami's can travel at the speed of commercial airlines.
add a comment |Â
up vote
0
down vote
Water waves can be quite complicated, they can be both transverse and longitudinal depending on what type of wave they are. I will list three types of waves that are common:
Capillary waves
Cappilary waves happen at small amplitudes and wavelengths and they are most likely what's happening in your picture. The restoring force is surface tension, so every part of the wave that's curvy has a force that is trying to make the surface less curvy. This creates waves that are mainly transverse.
Surface waves
Surface wave is a name that usually decribes a typical ocean wave. These happen when the wavelength is smaller than the depth of the ocean so they also fall under the category 'deep waves'. These deep waves show complicated behaviour: they are not perfect sinusoidals but are more peaked and the motion is a combination of longitudinal and transverse, resulting in a kind of circular motion as seen in Tatjana's answer.
Shallow water waves
Water waves are shallow when the wavelength is much larger than the depth of the water. Shallow waves are mostly longitudinal. Surprisingly tsunami's are shallow water waves even though the ocean is really deep. The wavelength of a tsunami can reach over 100km. The speed of a shallow wave goes as $v=sqrtgd$ with $g$ the gravitational acceleration and $d$ the depth of the ocean floor. Where the ocean is over 6km deep tsunami's can travel at the speed of commercial airlines.
add a comment |Â
up vote
0
down vote
up vote
0
down vote
Water waves can be quite complicated, they can be both transverse and longitudinal depending on what type of wave they are. I will list three types of waves that are common:
Capillary waves
Cappilary waves happen at small amplitudes and wavelengths and they are most likely what's happening in your picture. The restoring force is surface tension, so every part of the wave that's curvy has a force that is trying to make the surface less curvy. This creates waves that are mainly transverse.
Surface waves
Surface wave is a name that usually decribes a typical ocean wave. These happen when the wavelength is smaller than the depth of the ocean so they also fall under the category 'deep waves'. These deep waves show complicated behaviour: they are not perfect sinusoidals but are more peaked and the motion is a combination of longitudinal and transverse, resulting in a kind of circular motion as seen in Tatjana's answer.
Shallow water waves
Water waves are shallow when the wavelength is much larger than the depth of the water. Shallow waves are mostly longitudinal. Surprisingly tsunami's are shallow water waves even though the ocean is really deep. The wavelength of a tsunami can reach over 100km. The speed of a shallow wave goes as $v=sqrtgd$ with $g$ the gravitational acceleration and $d$ the depth of the ocean floor. Where the ocean is over 6km deep tsunami's can travel at the speed of commercial airlines.
Water waves can be quite complicated, they can be both transverse and longitudinal depending on what type of wave they are. I will list three types of waves that are common:
Capillary waves
Cappilary waves happen at small amplitudes and wavelengths and they are most likely what's happening in your picture. The restoring force is surface tension, so every part of the wave that's curvy has a force that is trying to make the surface less curvy. This creates waves that are mainly transverse.
Surface waves
Surface wave is a name that usually decribes a typical ocean wave. These happen when the wavelength is smaller than the depth of the ocean so they also fall under the category 'deep waves'. These deep waves show complicated behaviour: they are not perfect sinusoidals but are more peaked and the motion is a combination of longitudinal and transverse, resulting in a kind of circular motion as seen in Tatjana's answer.
Shallow water waves
Water waves are shallow when the wavelength is much larger than the depth of the water. Shallow waves are mostly longitudinal. Surprisingly tsunami's are shallow water waves even though the ocean is really deep. The wavelength of a tsunami can reach over 100km. The speed of a shallow wave goes as $v=sqrtgd$ with $g$ the gravitational acceleration and $d$ the depth of the ocean floor. Where the ocean is over 6km deep tsunami's can travel at the speed of commercial airlines.
answered 26 mins ago
user3502079
1,472616
1,472616
add a comment |Â
add a comment |Â
2
Actually, they are both.
– Qmechanic♦
2 hours ago
3
Possible duplicate of Why can't transverse waves travel through a liquid?
– Aaron Stevens
2 hours ago
1
Read the en.wikipedia.org/wiki/Gravity_wave link pointed to at the beginning of your en.wikipedia.org/wiki/Surface_wave link.
– John Forkosh
1 hour ago