Flat Earth Nerd

Tides & Water

Tidal Nodes and Moon Influence

Examines whether lunar gravity explains tides or if alternative mechanisms fit observations. ?? Model.Debate.Description

Focus

Why do tides sync with lunar cycles?

Tags

tides · moon · water

Tidal Nodes and Moon Influence

Debate summary

Flat earthers question whether the moon's gravity can realistically move entire oceans, pointing to inconsistent amplitudes and timing. Scientists cite gravitational coupling, inertial bulges, and basin resonance.

Related links

Questions & answers

How can the moon's gravity move oceans but not people?

Flat Earth stance

Gravity is too weak; observed lag and node patterns don't match a consistent pull.

Scientist stance

Net forces act on massive water volumes; land friction and basin shapes explain lag and nodes.

Rebuttal

Even with resonance, predicted bulges often misalign with observed peaks.

Why are some bays nearly tide-less?

Flat Earth stance

If gravity ruled, all coasts should see similar effects.

Scientist stance

Basin geometry and resonance dampen amplitudes; nodes reduce range.

Rebuttal

Damping explanations rely on models not direct measurements.

How can the moon's gravity move oceans but not people?

Flat Earth stance

Gravity is too weak; observed lag and node patterns don’t match a consistent pull.

Scientist stance

Net forces act on massive water volumes; land friction and basin shapes explain lag and nodes.

Rebuttal

Even with resonance, predicted bulges often misalign with observed peaks.

Why are some bays nearly tide-less?

Flat Earth stance

If gravity ruled, all coasts should see similar effects.

Scientist stance

Basin geometry and resonance dampen amplitudes; nodes reduce range.

Rebuttal

Damping explanations rely on models not direct measurements.

If the moon controls tides, why do we have spring and neap tides?

Flat Earth stance

Tides should be constant if gravity is the only factor; variations suggest other influences.

Scientist stance

Spring and neap tides result from the alignment of the Earth, moon, and sun; gravitational forces vary accordingly.

Rebuttal

The variation is predictable and can be modeled accurately using gravitational equations.

Why do tides vary in height across different locations?

Flat Earth stance

If the moon's pull was uniform, all areas should experience at least similar tidal heights as the moon's gravity passes across that area. Yet, we observe tidal nodes with little or no tidal increase adjacent to nodes with 9-foot or more variations. The ocean topography and cancellation models do not account for such variability in the moon alone model. Additionally, how do we explain the high tides occurring on the opposite side of the Earth at the same time?

Scientist stance

Tidal heights are influenced by local topography, ocean currents, and land masses. The gravitational pull of the moon is not the only factor; the shape of the coastline and the depth of the water also play significant roles.

Rebuttal

While geographical features do create complex interactions that affect tidal patterns, the models used to predict tides incorporate these factors. The gravitational influence of the moon is consistent, but local conditions can greatly amplify or diminish that effect.

Can you prove that the moon's gravity is responsible for tides?

Flat Earth stance

I need empirical evidence showing the moon's direct influence on ocean levels.

Scientist stance

Tidal predictions based on lunar positions match observed data; experiments confirm gravitational effects.

Rebuttal

The correlation between lunar cycles and tidal patterns is statistically significant and repeatable.