1. What is the inner core of the Earth made of?

iron. At the core of the Earth is the core, which has two parts. The solid, internal core of iron has a radius of about 760 miles (about 1,220 km), in accordance to NASA. It is surrounded by way of a liquid, outer core composed of a nickel-iron alloy.

scorpions are,

c.arachnids

  scorpions are animals in the order scorpiones, under the class arachnida, which makes them a distant cousin of spiders

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answer: the correct answer is   air pressure at the top of mount everest is higher than at the bottom of the grand canyon.

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explanation: