Which radioactive isotope would you use to date a 4-billion-year-old piece of granite? A . Carbon - 14 dating
B . Uranium- 238 - lead 206 dating
C .potassium - argon dating

Idont understand by supporting the plant and holding the leaves up to the light. question 3 options: tap or fibrous root flower petals herbaceous or wood stems leaves with stomata

Which would best keep the oxygen cycle stable? a. cutting down jungles to create farmland b. eliminating parks in large cities c. dumping toxic chemicals into the ocean d. reducing the amount of deforestation d. reducing the amount of deforestation

Asea turtle has washed up on a remote section of a beach. this known as a stranding occurs when a dead, sick or injured sea turtle washed up on the shoreline. which statment best explain why stranding should be reported immediately to local authorities