Cobalt-59 and Cobalt-60 differ in that they have different mass number which means they have different number of neutrons. Isotopes are atoms of the same element with similar atomic number but different mass number. Cobalt-60, has a number of uses, which includes, being used to irradiate food sources as a method of preserving food, used in industrial radiography to detect structural flaws in metal parts among other uses.
Thermal energy from the sun that has transferred to the sidewalk
I can’t see the question :/
Yes, humans have done more damage to the earth than any natural catastrophe. Civilization have ended. The earth has the ability to renew itself time and time again by it's own natural 4 powers. Do we?
These organs belong to the nervous system
