Which describes an impermeable rock where oil and natural gas deposits are found? O It has pores large enough to allow absorption
O It traps the deposits inside them.
O It is made up of porous materials
O It only allows certain materials to pass through.

Listenbase your answer to the question on the information below. nuclear radiation is harmful to living cells, particularly to fast-growing cells, such as cancer cells and blood cells. an external beam of the radiation emitted from a radioisotope can be directed on a small area of a person to destroy cancer cells within the body. cobalt-60 is an artificially produced radioisotope that emits gamma rays and beta particles. one hospital keeps a 100.0-gram sample of cobalt-60 in an appropriate, secure storage container for future cancer treatment. which choice represents the correct product for the beta decay of the co-60? fe-60ni-60fe-61ni-61

When did stem cell research become known ? who discovered stem cell? what experiments or studies have been conducted so far?

Which statement would indicate the presence of an acid