Archeologists have discovered a mummified corpse and they want to know how long ago she died. They determine that there is 25% C14 in her body. Use the reference diagram to determine how long ago she died. Explain your answer.

Sarah is sitting at the top of the slide in the schools playground. which will increase sarah’s kinetic energy a- an additional child is added to the top of the slide. b- sarah is pushed and moves down the slide. c- sarah climbs down the ladder and off the slide. d- the ladder is moved to the other side of the yard.

Which best describes the digestive system of arthropods? a incomplete, two openings b complete, one opening c two-way, one opening d one-way, two openings

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