- Higher high tides and lower low tides

- More frequent flooding in coastal areas

- Increased risk of erosion

- Changes in ocean currents could affect weather patterns

Rotation

- The Earth's rotation would slow down slightly

- The day would be longer

Gravity

- The additional gravitational pull would affect the Earth's orbit

- The Earth's orbit could become more elliptical

- The Earth's axis could wobble more

Impact on Life

- Plant growth and animal behavior could be affected by the presence of two moons

- The presence of two moons could affect human sleep patterns and disrupt ecosystems

Celestial Views

- The night sky would be more beautiful

- Humans could observe eclipses more frequently

- The appearance of the moon in the sky would change