You take a sample of rock and find that, out of 1 atoms, it contains 5000 atoms of lead 206, the daughter isotope of uranium 238. based on this you can infer that the original number of uranium atoms was 1.

(true or false)

explain the reasoning

Ahill is made of rock particles of different sizes. which of these agents of erosion probably causes the hill to form? a- waves b- glacial ice c- wind d- flowing water

The dashed segment of the plotted experiment in the graph in the lesson is called an

What is likely to happen in the long term if the earth continues to absorb more energy than it emits? a. the earth will discontinue recycling energy. b. organisms will begin to compensate for the change by incorporating more energy. c. the overall temperature of the earth will increase. d. the nutrient cycles will happen more frequently. select the best answer from the choices provided a b c d