Q70.
Tides occur in the oceans and seas due to which among the following? 1. Gravitational force of the Sun 2. Gravitational force of the Moon 3. Centrifugal force of the Earth Select the correct answer using the code given below.
Answer
D
Explanation
The periodical rise and fall of the sea level, twice a day, mainly due to the Moon. Another factor is the centrifugal force of the Earth that acts to counter the gravitational pull.