PPT-EARTH

SUN and Moon Interactions How does what happens up there Affect what happens down here Understanding Climate and Weather What Why and How Guide Questions Why do we have night and day. Things to Know. What do the layers of the Earth look like?. Check the following terms and definitions to see if they are in your journal.. Layers of the Earth. Inner core. – the solid inner core of the Earth. Pressure makes the iron found there a solid mass. . or . What we . (think we) know . about the . composition and evolution . of the Earth and how we know it.. William M. White. Cornell University. Outline. Meteorites, Chondrites and Chondritic . Abundances. Lithosphere. Earth’s Systems (spheres) . Lithosphere - . Earth’s crust and upper . mantle. Atmosphere - . Layers of gases surrounding . Earth . Sky Part II. Depending on the relative sizes and distances of the Sun and a moon, you might see an eclipse like this: . Sun. planet. moon. Solar Eclipses. Or you might see an eclipse like this:. Sun. Section 1.2. Maps and Globes. A map is a flat model of the surface of the Earth. It is the “Bird’s eye view” of an area. Show natural AND human-made features. A globe represents Earth as if you were looking at it from Outer Space. Oblate Spheroid. Bulges in. the middle. Earth’s Shape. 1. Right distance from the Sun. 2. Right amount of water. 3. Right amount of atmosphere. Why Does Earth Have Life?. The . rotation. of the Earth lasts for . How old is the earth?. How old is our earth?. Aristotle thought the Earth had existed eternally.. Early Romans believed its formation was relatively recent due to no records before the Trojan War.. 1640 – Ussher calculated Earth was created in . Tilted on an axis (N-S pole) 23.5 degrees. Earth moves in space two major ways. Rotation. - spinning of Earth on its axis. West to East, 15 degrees per hour or once per day, counterclockwise. This causes day and night—half the Earth is always lit and have it always dark. Size and Shape of the Earth. In simple terms, the Earth is a huge, rocky sphere spinning in space and moving around the Sun at a speed of about 100 miles every few seconds. Earth also has a blanket of air and a magnetic field that protects the surface from the hazards of interplanetary space. the Northern . Hemisphere due . to. (1) the . Coriolis . effect. (2) the Doppler . effect. (3) the tilt of Earth’s . axis. (4) Earth’s gravity. How . many days are required for the Moon to . go from . What can you see in the night Sky?. Moon- the earth’s only natural satellite. Satellite- is a body that orbits a planet. Planet- an object that orbits the sun. 5 are visible from earth without telescope- mercury, Venus, mars, Jupiter, and Saturn. EARTH IN SPACE STUDY GUIDE 1.The path one object makes around another is called a(n) _______________. ORBIT 2. A complete journey around the sun revolution 3. Imaginary line between the North and South Poles on which the Earth rotates: GOCE will use a three-axis gravitygradiometer to measure for the firstdirections. It is specifically designedfor the determination of the stationaryand 1mgal) and spatial resolutionanticipated require Richard Carlson. CIDER, July 2012. Molecular Cloud, M16. NASA/ESA. Protoplanetary Disk,. Hubble Telescope. When did planetary chemical differentiation begin?. Before there were planets!. Not Everything was Volatilized!.