PPT-Modern Extinction The Sixth Mass Extinction

Essential Questions What is extinction Which species have become extinct in modern times What are the characteristics of past mass extinctions How do modern extinction rates compare with natural background rates. The struggle for life on earth. Mass Extinction - Definition. A significant proportion of species become extinct (between 30% and 95%) . The extinctions operate across a wide range of environments and . Overview. Extinctions are as important in the history of life as are the evolution of new species. Explaining extinctions is just as challenging a scientific question as explaining the evolution of new species. 1. st. December 2014. A. separate grade for the sixth form. G. raded judgement . for . sixth . form . provision. N. umerical . grade and write sections in the inspection report that summarise the key findings and explain the effectiveness . Your next steps... 5 Great Reasons to come to PCHS Sixth Form. 1. . Good A Level Examination Success. 2. . Extra Curricular Activities for enjoyment and participation . 3. Support and Guidance. 4. Progression Success. The Sixth Mass Extinction. Essential Questions. What is extinction?. Which species have become extinct in modern times? . What are the characteristics of past mass extinctions? . How do modern extinction rates compare with natural (background) rates?. The sixth . m. ass . e. xtinction. Objectives. Define . extinction.. Give examples of (1) past mass extinctions (2) and recent species . extinctions.. Compare current extinction rates with background extinction . Objectives:. Define the terms . extinction. , . extirpation. and . mass extinction. .. Contrast background extinction rates and periods of mass extinction.. Evaluate the primary causes of biodiversity loss.. Thursday . 15 October 2015. The Next . S. tep towards your Future …. Introduction. Mrs . Raffray. - . Headteacher. A Level Options –. Timeline and Support. Miss Gandi – Director of Sixth Form. Form. Presentation evening 2014. The Benefits of A Levels (and other Level 3 Qualifications). Greater options for employment, apprenticeships or . u. niversity. . Graduates on average earn £200,000 more in a lifetime than non-graduates.. Miss Delves. Mr Chislett. Miss Cunliffe. Miss Smith. Entry 2017. Ofsted Outstanding November 2013. Who Could you Become?. Why Ashlawn? . Ashlawn offers a friendly caring environment. We will take the big steps with you.. 14 September 2017. Welcome to Sixth Form Evening. The vision for the Sixth Form…. …to . raise the aspirations. . of our young adults by nurturing a . passion for learning. , . enriching. . the student experience and securing outcomes which . Do you have a pet?. What senses does your pet use?. Sight – does your pet have good eyesight?. Hearing – does your pet have good hearing?. Smell – does your pet have a good sense of smell?. Taste – does your pet taste things to work out if it likes them or not?. Opportunities and. Adaptive Radiations. Overview. Extinctions. Adaptive Radiations—New Niches. Stem mammals survived and experience adaptive radiation.. Evolution of birds, feathers, flight, and flightlessness.. Chapter 1. Introducing Windows Operating Systems. A Guide to Software, Sixth Edition. Objectives. Learn how to use Windows to interface with users, files and folders, applications, and hardware. Learn about some Windows tools that you can use to examine and support the system.