tides
Spring tides have larger-than-average tidal ranges. This topic is part of Oceanography within Science & Nature. This page currently draws on 20 supporting questions, with answers and bonus facts available below.
tides trivia questions
Ocean tides are caused mainly by the gravity of the Moon and what?
Answer: Sun
Bonus fact: The Moon has the strongest tidal effect.
When Sun, Moon, and Earth align, what kind of tides occur?
Answer: Spring tides
Bonus fact: Spring tides have larger-than-average tidal ranges.
When the Sun and Moon pull at roughly right angles, what tides occur?
Answer: Neap tides
Bonus fact: Neap tides have smaller tidal ranges.
Why is storm surge especially dangerous at high tide?
Answer: The surge adds to an already elevated sea level
Bonus fact: Surge and astronomical tide can combine to flood farther inland.
What astronomical bodies are chiefly responsible for Earth's tides?
Answer: Moon and Sun
Bonus fact: The Moon has the stronger tidal influence.
Which Byzantine emperor turned the tide against Persia in the 620s?
Answer: Heraclius
Bonus fact: Heraclius led bold campaigns deep into Persian territory.
The gravitational pull of which two celestial bodies is primarily responsible for ocean tides?
Answer: The Moon and the Sun
Bonus fact: The difference in height between high tide and low tide is called the tidal range.
What primarily drives ocean tides?
Answer: The gravitational pull of the Moon and Sun
Bonus fact: Tides involve the regular rise and fall of sea level and can generate tidal currents.
Who co-wrote the novel "The Ebb-Tide" with Robert Louis Stevenson?
Answer: Lloyd Osbourne
Bonus fact: Osbourne was Stevenson's stepson and collaborated with him on several works.
In what broad region is "The Ebb-Tide" set?
Answer: The South Pacific
Bonus fact: The novel follows morally compromised adventurers moving through colonial island settings.
What opportunity draws the desperate main characters into the central adventure of "The Ebb-Tide"?
Answer: Taking control of a schooner and its cargo
Bonus fact: Their voyage becomes increasingly dark as greed, deception, and violence overwhelm their plans.
Tidal power uses the movement of what?
Answer: Ocean tides
Bonus fact: Tides provide predictable water movement.