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6- The earth's axis is …………

a)vertical b) inclined c) horizontal

7- The ………….rotate(s) around itself and around the sun.
a) Sun b) Earth c) star

3-Write the scientific term of each of the following:

1- A phenomenon occurs when the Earth rotates around its
axis.

(……………………………………)

2- A phenomenon occurs when the Earth rotates around the

sun.

(……………………………………)
3- A season in which day is longer than night.

(…………………………………...)

4- A season in which day is shorter than night.

(……………………………………)

4-Give reasons for the following.

1-The sequence of the day and night.
Because, the Earth rotates around itself (its axis).

2-The hours of day are not equal to the hours of night.

Because, the Earth axis is inclined.

1- The sequence of the four seasons.

Because, the Earth rotates around the sun.

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