Question

Spring tides are caused, when _____________________.

• A. The earth, moon and sun are in a line
• B. The moon and sun are on a line
• C. The sun and moon are at right angles to each other and the earth is at the centre
• D. There is new moon

Answer 1

The correct option is A The earth, moon and sun are in a line

Spring tides occur when there is a new and full moon. During this period the gravitational pull of the sun is supplemented to the gravitational pull of the moon on Earth. As a result of this, there's an increase in the height of the high tide. Spring tides happen when The sun, the moon, and earth are aligned.

Therefore the correct answer is option A.