MEDIUM
7th CBSE
IMPORTANT
Earn 100

Waves are caused by the gravitational pull of the moon on the ocean water.

51.28% studentsanswered this correctly

Important Questions on Water and its Circulation

MEDIUM
7th CBSE
IMPORTANT
New Longman Vistas>Chapter 6 - Water and its Circulation>Exercises>Q 4
During the full moon and the new moon, the Earth, Moon and the Sun are in the same straight line.  
HARD
7th CBSE
IMPORTANT
New Longman Vistas>Chapter 6 - Water and its Circulation>Exercises>Q 5
In the Northern Hemisphere, the ocean currents travel in an anti-clockwise direction.
MEDIUM
7th CBSE
IMPORTANT
New Longman Vistas>Chapter 6 - Water and its Circulation>Exercises>Q 1
What are the three movements of ocean water?
HARD
7th CBSE
IMPORTANT
New Longman Vistas>Chapter 6 - Water and its Circulation>Exercises>Q 2
How are waves caused?
HARD
7th CBSE
IMPORTANT
New Longman Vistas>Chapter 6 - Water and its Circulation>Exercises>Q 3
How would you differentiate between fresh water and saline water
HARD
7th CBSE
IMPORTANT
New Longman Vistas>Chapter 6 - Water and its Circulation>Exercises>Q 4
What do you mean by salinity of ocean water? What is the average salinity of ocean water?
HARD
7th CBSE
IMPORTANT
New Longman Vistas>Chapter 6 - Water and its Circulation>Exercises>Q 5
Differentiate between tides and ocean currents.
HARD
7th CBSE
IMPORTANT
New Longman Vistas>Chapter 6 - Water and its Circulation>Exercises>Q 6
Name the factors which give rise to ocean currents and modify their courses.