In the eastern region of the former soviet union, a railroad was built on the tundra. the surface soil was dug up and tracks were laid down over the ground beneath. within a year the ground shifted and buckled and the tracks could not be used. using your understanding of the tundra, explain what probably happened.

Anurse is preparing to administer ampicillin 500 mg in 50 ml of dextrose 5% in water (d5w) to infuse over 15 min. the drop factor of the manual iv tubing is 10 gtt/ml. the nurse should set the manual iv infusion to deliver how many gtt/min? (round the answer to the nearest whole number. use a leading zero if it applies. do not use a trailing zero.)

The image below shows a weather service map. which details best describe this map? check all that apply

Is a fossil fem that support wegener's hypothesis of continental drift a. gondwanded b. kannemerid c. mesosaurus d. glossopters