which of the following is an interaction between the earth's interior, atmosphere, and surface?

a) earthquake

b) asteroid impact

c) volcanic eruption

d) tsunami

Which tool could you see a plant cell? a. a filter b. a microscope c. a microwave d. an electromagnet

Embryonic stem cells are cells derived from an embryo. these cells can be used to create new tissues for patients suffering from certain illnesses and disorders. which statement best summarizes why the use of embryonic stem cells could be seen as unethical? a. some people consider embryos to possess rights equal to those of fully developed human beings. b. extracting stem cells from embryos is a very energy-intensive process, which consumes resources that could be used elsewhere. c. embryos are difficult to obtain, so the monetary cost of using them for research outweighs their benefit. d. the process of extracting stem cells from embryos generates biohazardous waste that cannot be safely disposed of.

Energy for use in cells is stored in form of 1.chemical bond energy 2.physical energy 3.heat energy 4.mechanical energy.