Because the country's located altitude is under or above the Earth and seasons differ between altitudes. For example Argentina gets hot and summer weather while the U.S. has the winter season going on. So it depends on altitude of the continent.
Hope this helps!
Norte entendi mucho, es sobre una historia?
Answer:
1. El pasado viernes estaba en la casa.
Translation: Last Friday she was home.
2. El pasado miércoles hico la tarea de química.
Translation: Last Wednesday she did her chemistry homework.
3. El pasado sábado puso los globos y decoraciones para celebrar el cumpleaños de su abuelito.
Translation: Last Saturday she put balloons and decorations to celebrate her grandpa's birthday.
4. El pasado martes estaba en el gimnasio.
Translation: Last Tuesday she was at the gym.
5. El pasado jueves condujo de Flagstaff a Phoenix.
Translation: Last Thursday she drove from Flagstaff to Phoenix
6. El pasado domingo trajo la torta para la fiesta
Translation: Last Sunday she brought the cake for the party
<u><em>Hope this helps! :)</em></u>