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In the laboratory small zircon

In the laboratory small zircon crystals were separated from granite (K).Isotopic analysis of these zircon crystals gives a
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2. asked by tanya
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Which allowed scientists to determine that Earth was at least 4.3 billion years old?(1 point) Responses chemical reactivity of
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2. asked by p
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Which allowed scientists to determine that Earth was at least 4.3 billion years old?(1 point)Responses chemical reactivity of
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Which allowed scientists to determine that Earth was at least 4.3 billion years old?(1 point)Responses magnetic field
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2. asked by Connexus Kid
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Which allowed scientists to determine that Earth was at least 4.3 billion years old?(1 point)Responses chemical reactivity of
1. 1 answer
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Which allowed scientists to determine that Earth was at least 4.3 billion years old?(1 point)Responses magnetic field
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Zircon is sometimes used to make fake diamonds. What is its index of refraction if the speed of light in zircon is1.6 x 10^8
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2. asked by abster
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Which of the following is a safety precaution in Physics laboratory?A. Doing experiment in the laboratory B. Handling of
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The mass of an apple on planet Zircon is 6.6 kg and the weight is 5.4 N. What is the acceleration due to gravity on planet
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2. asked by Rya
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an astronaut on the planet zircon tosses a rock horizonally with a speed of 6.95 m/s. the rock falls through a vertical distance
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2. asked by taylor
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