Unformatted text preview: What is a fact? A hypothesis? A theory? A fact is an objective and verifiable observation made about the natural world. A hypothesis is a general explanation of facts; makes predictions that can be tested A theory is a hypothesis that has withstood repeated testing What is the tree of life? What is at the tips of the twigs, and what is at the branch points? At twigs are species antecedents are at the branches How does natural selection work?...
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- Spring '10
- Evolution, Trace fossil, trace fossils, Coprolite