Define the term tide.

Correct the following statement and rewrite it.

The moon revolves on an elliptical orbit around the earth once in about $365 1/4$ days.  

Correct the following statement and rewrite it.

When we cannot see the moon at all, it is called a full moon. 

Correct the following statement and rewrite it.

The rilles on the moon are formed from lava flowing from the craters.   

Correct the following statement and rewrite it.

The force of gravity on the moon is six times less than on the sun. 

Correct the following statement and rewrite it.

When the sun is completely in the dark shadow of the earth, it is called a total lunar eclipse. 

Correct the following statement and rewrite it.

During full and new moons the gravitational forces of the sun and moon combine to produce neap tides.

Draw well-labelled diagram for the following:

Solar eclipse