some sailors
at least 200 sailors are saved by lighthouses each night
The north and the south hemispheres are separated by the equator.
The north and the south hemisphere are separated by the equator!
Early sailors would get both a pig and a rooster. One on each foot.
All parallels of latitude are parallel to the equator and to each other.
The moon crosses the equator twice each lunar month due to the moon's change of declination.
Each line of latitude (the ones parallel to the Equator) crosses each line of longitude (the north - south lines).
60 min.
90 degrees.
The possessive form are: year : year's tree : tree's writers : writers' sheep : sheep's library : library's sailors : sailors' group : group's lady: lady's
He crossed F1 plants to each other
no because if crossed they different level of satisfaction