Scientists have discovered a moon rock, and they determine that there is about 50%
Scientists have discovered a moon rock, and they determine that there is about 50% of uranium remaining. Use the reference diagram to determine the age of the moon rock. Explain your answer.โ
Line up 50 to the graph on the y axis and it gives a x value of 4500
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For Earth to make one complete revolution around the Sun takes 365.24 days. This amount of time is the definition of one year.
Effects of Revolution of the Earth: Certain areas are tipped towards, or away from, the sun at different times of the year. This tilting causes the four seasons of the year. The tilting also creates opposite seasons in the Northern and Southern Hemispheres.
Popular Questions about the subject: Geography
Maize was possibly first domesticated by indian groups in central...