1. Winter is one of the .............. seasons of the year.

five

three

four

six

2. The ............... lasts 89 days.

summer

winter

autumn

spring

3. .............. lasts approximately 93 days each year.

summer

fall

spring

winter

4. earth is a little ............... .

oval

circular

square

triangle

5. Earth may approach or away from the sun throughout the year distance up to approximately .............. million kilometers.

four

five

two

six

6. Earth's rotation around itself is at about ............. degrees from its axis around the Sun.

253

235

652

332