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"Meteoroids are pieces of rock that once were part of another celestial body. These pieces of rock can be of microscopic size to several meters across. When the rock enters the earth's atmosphere, it is referred to as a meteor or """"""""shooting star."""""""" If the rock strikes the surface of the...
Grade Level   8 9 10 11 12
Classroom Activities Curricula and Instruction
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The JOIDES Resolution (JR) has physical dimensions unlike most oceangoing vessels. Why? So that scientists can sail nearly anywhere in the world to drill for samples of rocks and sediment from below the seafloor — in hopes of discovering clues about Earth’s history and structure, life in the...
Grade Level   5 6 7 8
Classroom Activities Curricula and Instruction
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