Do Now 2/28/ Precipitation that melts then refreezes as it falls to the Earth is called ________ Weather occurs in the ___________ layer of the atmosphere ________ form when water vapor cools and condenses in the Troposphere Hail is formed in clouds by _________ _________.

Do Now 3/3/ Which layer of the atmosphere holds the Ozone layer? In radiation, heat is transferred by _____ The slowest and most dangerous seismic waves are __________ Ocean waves are created by ______________.

1) What causes the seasons? The Earth has seasons because it is tilted on its axis and the Earth’s revolution.

2) What is the angle of the Earth’s tilt on its axis? The Earth’s tilt is 23.5 degrees.

3) How does the tilt of the Earth affect Summer and Winter? The hemisphere that is tilted toward the sun has summer. The hemisphere that is tilted away from the sun has winter

4) How does the tilt of the Earth affect Spring and Fall? Spring and Fall occur when the Earth is neither tilted toward nor away from the sun

5) What if the Earth’s axis had a 0° tilt? The Earth would not have seasons The Earth would not have seasons

6) Why do shadows appear longer in the winter? Sunlight reaches the Earth at different angles

Do Now 1. _____thunderstorm cloud 2. _____thermal energy that travels in waves from the sun 3. _____is caused by the Earth’s tilt on its axis 4._____underground area of rock and sediment and is filled with groundwater 5. ____how water moves from the ocean to the atmosphere

Do Now 1/28/13 1. Which phases of the moon create Spring tides? 2. Give three agents of mechanical weathering. 3. What process forms clouds? 4. What is the most abundant gas in the Earth’s atmosphere?

1. What is the summer solstice? 2. What is the winter solstice? 3. What is the autumnal and vernal equinox?

1) What is The Summer Solstice? First day of summer First day of summer Longest day of the year Longest day of the year North Pole is tilted toward the Sun North Pole is tilted toward the Sun Sunlight strikes the Earth at a shorter angle Sunlight strikes the Earth at a shorter angle Summer for the U.S., England, China Summer for the U.S., England, China Winter in Argentina, South Africa, and Australia Winter in Argentina, South Africa, and Australia June 21 st for the Northern Hemisphere June 21 st for the Northern Hemisphere

2) What is The Winter Solstice? First day of winter First day of winter Shortest day of the year Shortest day of the year North Pole is tilted away from the sun North Pole is tilted away from the sun The sun’s rays strike at a larger angle The sun’s rays strike at a larger angle Winter in U.S, England, and China Winter in U.S, England, and China Summer in Argentina, South Africa, and Australia Summer in Argentina, South Africa, and Australia December 21 st for the Northern Hemisphere December 21 st for the Northern Hemisphere

3) What are the Autumnal and Vernal Equinox? Autumnal Equinox- first day of fall (September 22) Autumnal Equinox- first day of fall (September 22) Vernal Equinox - first day of spring (March 20 th ) Vernal Equinox - first day of spring (March 20 th ) Days and nights are equal Days and nights are equal Sunlight strikes the Earth at the same angle Sunlight strikes the Earth at the same angle