QUESTION 7
Ice cores are used to
ans no 1----To study the ancient atmosphere .
Ice cores are Ice cylinders of ice drilled out of a sheet of ice or glaciers. by studying these ice cores scientist can understand how the season is changing or how the climate is changing.
QUESTION 7 Ice cores are used to O 1. study the ancient atmosphere O 2 estimate...
Question 1 Question 2: Question 3: Question 4: Question 5: Question 6: Question 7: Question 8: Please number each question. Thank you Question 1 Not yet answered Marked out of 4.00 Flag question If the number density of electrons in a wire is n 1.00 x 1028 m-3, at what drift velocity must they travel through a wire of diameter d 0.560 mm to deliver a current of 7.20 A? Give your answer in mm s1 to 3 significant figures...