2 WHY DO WE HAVE TWO (2) HIGH TIDES AND TWO (2) LOW TIDES EACH DAY? The Hopewell Rocks in New Brunswick, CanadaWHY DO WE HAVE TWO (2) HIGH TIDES AND TWO (2) LOW TIDES EACH DAY?
3 gravity of the moon and … two High Tides and two Low Tides gravity of the sunTides are caused by thegravity of the moon and …What causes tides?Generally occurstwice a daytwo High Tides and two Low Tides
10 The Earth’s axis is tilted 23.50 from vertical. The axis always points in the same direction in space.
11 Earth rotating = day and night (24 hrs) Earth orbiting (revolving) = seasons (365 days = 1 year)
12 Shortest day of the year DirectIndirectSummer SolsticeJune 21First day of SummerLongest day of the yearWinter SolsticeDecember 21First day of WinterShortest day of the yearAxis tilted toward SunSummer for 3 monthsDirect sunlightLonger days; shorter nightsWarmer temperaturesAxis tilted away from SunWinter for 3 monthsIndirect sunlightShorter days; longer nightsCooler temperatures
13 Axis is parallel to the sun Vernal EquinoxMarch 20First day of SpringAutumnal EquinoxSeptember 22First day of FallAxis is parallel to the sunBoth hemispheres get equal amount of sunlight
14 December 21 Winter Solstice March 21Vernal EquinoxDecember 21 Winter SolsticeSpins (rotates to the East)June 21Summer SolsticeSeptember 21Autumnal Equinox