Where is seafloor returned to the mantle?
A. Along coastlines
B. Mid-ocean ridges
C. Trenches
Answer: C
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A 45-year-old man presents with severe cramps in his legs, nausea, and lightheadedness after running laps at the track. The temperature outside is 95°F and the relative humidity is 80%. The patient is conscious and alert and is sweating profusely. His blood pressure is 100/60 mm Hg, pulse is 120 beats/min and weak, and respirations are 24 breaths/min and regular. The MOST appropriate treatment for this patient involves:
A) giving him a salt-containing solution to drink, applying chemical ice packs to the back of his neck, and discouraging further activity for the day. B) administering high-flow oxygen, gently massaging his lower extremities to enhance circulation, administering 1 µg/kg of fentanyl IM, and transporting. C) offering him oxygen, starting an IV with normal saline, giving a 250- to 500-mL fluid bolus, and recommending transport to the hospital for evaluation. D) having him chew salt tablets, starting an IV with D5W at a keep-vein-open rate, administering 12.5 mg of promethazine IV, and transporting to the hospital.
Bauxite ore is a source of ________
A) coal B) lead C) tantalum D) coltan E) aluminum
A current of 20 amperes is the rate of flow of
A. 20 joules per second. B. 20 newtons per coulomb. C. 20 ohms per second. D. 20 volts per coulomb.
You are a member of the Sikh faith. You most likely live in
A) Bangladesh B) Pakistan C) Punjab D) Tamil Nadu E) Kashmir