Slide 18.3 Radioactive Dating 7.4.d Students know that evidence from geologic layers and radioactive dating indicates Earth is approximately 4.6 billion years old and that…

Slide 1Slide 1 of 21 Chemistry 25.1 Slide 2 © Copyright Pearson Prentice Hall Slide 2 of 21 Nuclear Radiation Marie Curie was a Polish scientist whose research led to many…

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Slide 1 Matter is anything that has volume and mass. All matter is made of substances called elements. An element is a substance that cannot be broken down into simpler substances…

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Slide 1Slide 1 of 21 Chemistry 25.1 Slide 2 © Copyright Pearson Prentice Hall Slide 2 of 21 Nuclear Radiation Marie Curie was a Polish scientist whose research led to many…

Slide 1 Chapter 25 Slide 2  Marie Curie was a Polish scientist whose research led to many discoveries about radiation and radioactive elements. In 1934 she died from leukemia…