Question

how often do spring and neap tides occur?
twice a day
twice a month
every 27.3 days
every 24 hours

Explanation:

Spring and neap tides occur due to the positions of the sun, moon, and Earth. Spring tides happen when the sun, moon, and Earth are in - line (new and full moon), and neap tides occur when the sun and moon are at right - angles to each other (first and third quarter moon). These alignments happen approximately twice a month.

Answer:

B. twice a month