Nile river
Nile is the longest river in the world flowing in Egypt.
Roatation(day)
Rotation of the Earth causes day and night.
Revolution(year)
Every 4 years another day is added.
Calendars
Egyptians helped create the calendar.
Seasons
If one part of the Earth is in winter, the other is in summer.
Earth's tilt
Seasons are different on opposite sides of the Earth.
June
It is summer, in June worldwide.
December
In December, Alaska is in winter while in Brazil it's summer.
March
March is warm and humid most places on Earth.
September
It isn't winter most places during September.
Moon
Moonlight is actually sunlight reflecting off the Moon and onto the Earth.
Phases
Phases occur about 8 times throughout the month.
Solar eclipse
This happens when the Moon entirely or partially blocks the Sun.
Lunar eclipse
Similar to a solar eclipse, the Sun covers AT LEAST some part of the Moon.
High tides
These are caused by the Moon.
Spring tide
Spring tides comes twice a month , during full and new Moon.
Credits:
Created with images by skeeze - "world earth planet" • doreen_sawitza - "nile sunset egypt" • NASA Goddard Photo and Video - "Hubble Sees the Force Awakening in a Newborn Star" • NASA Goddard Photo and Video - "Apollo 17, Earthrise over Moon" • SteelCityHobbies - "Calendar" • rkramer62 - "Buck Creek - 4 seasons" • NASA Goddard Photo and Video - "Black Marble - Americas" • Larisa-K - "flowers meadow wood" • jpeter2 - "winter nature bud" • stux - "gladiolus sword flower iridaceae" • ImageDragon - "autumn leave japan nature" • rujhan_basir - "moon sea blue" • Cosmos Photography - "Lunar Phases" • onohiroki - "DSC_3813" • raider of gin - "Lunar eclipse 1" • Ani Carrington - "High Tide" • Wolfgang Staudt - "morning"