Which of the other minerals on the scale can diamond scratch?

Ryan rears sheep for their wool. recently the quantity of wool that ryan gets has diminished. this is because the new sheep are not that wooly. ryan should add which nutrient to their feed so that the sheep becomes more wooly? a.cornb.ironc.cottonseedd. vitamin a

What claim did thorne make? what evidence supported his claim?

How do you date a sample of rock that you suspect as being one of the earliest on earth