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Slide Notes

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Earthquake Retake

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PRESENTATION OUTLINE

RELATIVE DATING

  • Means not exactly the age. For example older than or younger than.

ABSOLUTE DATING

  • The exact age. For example 59 years old
Photo by niznoz

LAW OF SUPERPOSITION

  • If a rock is below another or different rock that means it's older cause it was there first
Photo by ...-Wink-...

FOSSILS

  • The bones of a dead animal. Example, Dinosaur fossils were found in Europe deep under the ground

FOSSILS

  • Fossils can tell us where countries were because say there's T-Rex fossils in Canada and there's also some in Russia that means at some point they were connected
Photo by hahatango

FOSSILS

  • They can tell us how life has changed because if the size of the bones compared to the size of humans bones. It shows that life use to be much different back then
Photo by angela7dreams

PRECAMBRIAN ERA

  • No life at this period of time
Photo by subarcticmike

PALEOZOIC

  • Little life ONLY in water or by water
Photo by subarcticmike

MESOZOIC ERA

  • Reptiles roamed the land such as dinosaurs

CENOZOIC ERA

  • Mammals are dominant. We humans are mammals
Photo by edenpictures

UNITS FOR MEASURING MASS

  • UNITS: Kg- Kilogram, G- Gram, Mg- Milligram, etc.
Photo by DonkeyHotey

UNITA FOR MEASURING VOLUME

  • L- Liter, kiloliter, milliliter and centiliter

UNITA FOR MEASURING LENGTH

  • Inches, Foot, Yard, , Centimeter, Mile,etc.

GRADUATED CYLINDER

  • Used to maestre the volume of a liquid. The marks on the side represent the volume of the liquid
Photo by *panos*

EARTHQUAKE PROOF BUILDING

  • You want a big base to support the building from falling. You want the building to be flexible so it can sway and flex during the earthquake, if it's to strong it will snap
Photo by PeterThoeny

SEISMIC WAVE

  • A wave of energy that travels through the ground due to an earthquake
Photo by Pulpolux !!!