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Earth Sciences

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Science Review of the Rock Cycle
Science Review of the Rock Cycle 150 150 Deborah

  Overview Although the history of human civilization on earth goes back thousands of years, geologic time stretches back over billions of years. During geologic time, even rocks change from…

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Science Review of Types of Rocks
Science Review of Types of Rocks 150 150 Deborah

Overview Geologists classify rock into three different types; igneous, sedimentary, and metamorphic. These types of rocks differ by the way they form. Igneous rocks form from cooling magma. Sedimentary rocks…

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Science Review of Characteristics of Minerals
Science Review of Characteristics of Minerals 150 150 Deborah

Overview Minerals have specific physical properties that make them easier to identify in the field. Most of the minerals that are rock-forming contain silicon and oxygen, but there are some…

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Science Review of the Ocean Zones
Science Review of the Ocean Zones 150 150 Deborah

Overview The ocean zones are divided according to their distance from the shore and the depth of the ocean. The area closest to the shore includes the intertidal zone and…

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  • Deborah
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Earth’s Oldest Fossils: Stromatolites
Earth’s Oldest Fossils: Stromatolites 150 150 Deborah

Overview: The oldest fossils found on Earth are not dinosaur bones or the insect creatures known as trilobites.  They are one-celled organisms that left ancient deposits over 3.5 billion years…

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An Earth Science Review: Earthquakes, Water, and Magma
An Earth Science Review: Earthquakes, Water, and Magma 150 150 Deborah

Overview:  Tectonic Plates The earth’s crust and upper mantle are not an even surface, but are made up of plates with irregular boundaries, called tectonic plates, that move and shift…

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Antarctica: Earth’s Last Frontier
Antarctica: Earth’s Last Frontier 150 150 Deborah

Overview:  A Frozen Desert The continent of Antarctica contains the South Pole, and is the coldest place on Earth.  Scientists from around the world have research bases and conduct experiments…

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The Search for Pluto: Finding Planets, Moons, and Dust in the Solar System
The Search for Pluto: Finding Planets, Moons, and Dust in the Solar System 150 150 Deborah

Overview:  Discovery of a New Planet The dwarf planet Pluto has always been a mystery.  In the 19th century, the planets Uranus and Neptune were discovered.  However, there were questions…

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The Search for Water on Mars
The Search for Water on Mars 150 150 Deborah

Overview: Canals on Mars The planet Mars, named after the Roman god of war, has always been the subject of curiosity and speculation. It can be seen without a telescope,…

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Cognitive Friday: Maximizing Learning Styles
Cognitive Friday: Maximizing Learning Styles 150 150 Suzanne

A learning style inventory is an assessment that shows people the modes in which they learn best. It is not an assessment in the common high-stakes sense of the word,…

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