What are two recent successes in Cairo, Egypt in terms of innovation?

2. this rock sample is limestone and shale. with what you know about rock formation, what type of environment did these organisms live in?

radiative zone

explanation    

radiative zone is the layer of the sun which energy is transferred away from the core by radiation. although, the core is the only part of the sun that produces an appreciable amount of heat through fusion. in fact, 99% of the energy produced by the sun takes place within 24% of the sun's radius.

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