Contents

How many times greater you jump on moon’s surface than earth?
a) 3        

b) 6                         

c) 9        
d) 10

b

Tides and Gravitational Pull of Moon:

High and low tides are caused by the moon. The moon's gravitational pull generates something called the tidal force. The tidal force causes Earth and its water—to bulge out on the side closest to the moon and the side farthest from the moon. These bulges of water are high tides.


In which of the following water bodies, tides are produced?
a) ocean               

b) lakes 

c) rivers 

d) all of these

d

The rise and fall of water level in the ocean, rivers and lakes are called……
a) gravity              

b) force                 

c) tides  

d) waves

c

When sea level rises to its maximum level, such tides are called…….
a) maximum tides                              

b) high tides
c) minimum tides                

d) low tides

b

Explanation:The high tide on the side of the Earth facing the moon is called the high tide.


When water level falls to its lowest point, it is known as ………
a) maximum tides                              

b) high tides
c) minimum tides                

d) low tides

d

Explanation:Low tide is when it recedes to its furthest extent.