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Visit the South Carolina Department of Education for Science standards.

Take a quick look at all Science series on Knowitall.org

 

How is Silica Mined? | Into the Outdoors
How is Silica Mined? | Into the Outdoors

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EXPIRES: 6/2/2023 Part 3 answers the questions: Why would fracing engineers want pure silica sand? Rounded grains? Uniform grain size? No other minerals? One risk factor of silica mining is...
Uses for Industrial Sandmines | Into the Outdoors
Uses for Industrial Sandmines | Into the Outdoors

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EXPIRES: 6/2/2023 Emma and Jacob visit an industrial sand mine, to decode the science and to investigate the environmental impacts of sand mines. Industrial sand mines search for silica, the second...
Solutions | Into the Outdoors
Solutions | Into the Outdoors

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EXPIRES: 6/2/2023 Biofuels are one of the solutions science can offer for combatting carbon emissions and environmental damage.
Exploring Life Cycles of Fuel | Into the Outdoors
Exploring Life Cycles of Fuel | Into the Outdoors

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EXPIRES: 6/2/2023 The increase of carbon emissions into our atmosphere is one of the root causes of climate change, and the acidification of earth’s oceans. How does ethanol affect the environment...
Refining Oil | Into the Outdoors
Refining Oil | Into the Outdoors

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EXPIRES: 6/2/2023 What are the physics in fractional distillation? What’s the molecular difference between gas and gasoline? What’s the chemistry role of a catalyst?