Is Iceland part of the North American continent?

Is Iceland part of the North American continent?

Iceland is closer to continental Europe than to mainland North America; thus, the island is generally included in Europe for historical, political, cultural, and practical reasons. Geologically the island includes parts of both continental plates.

How much does the average train weigh?

A freight train weighs MUCH more then 1000 tons. A loaded grain train with 112 cars on average is about 15,000 tons. Loaded coal trains can be as heavy as 20,000 tons.

When was the largest pyramid built?

The pharaoh Sneferu built this pyramid for his son, Khufu, in 2540 B.C. It was built from millions of blocks of limestone and granite. There are also two smaller pyramids in Giza built for Khufu’s son and his grandson. This was the last great pyramid built.

How long is the Hadron Collider tunnel?

The LHC is the world’s largest and highest-energy particle accelerator. The collider is contained in a circular tunnel, with a circumference of 27 kilometres (17 mi), at a depth ranging from 50 to 175 metres (164 to 574 ft) underground.

Who invented the donut hole?

The hole in the doughnut was invented by a 16-year-old sailor named Hanson Gregory. In 1916, the Washington Post interviewed Gregory, the man who claimed to have invented the modern donut back in 1847. Gregory was tired of eating greasy and undercooked donuts with raw dough on the insides.

Do octopuses have three hearts?

Octopuses have three hearts. Two branchial hearts pump blood through each of the two gills, while the third is a systemic heart that pumps blood through the body. Octopus blood contains the copper-rich protein hemocyanin for transporting oxygen.

Which planet has the hottest surface temperature?

Venus, the second closest plant to the Sun, has the highest average temperatures of any planet in our Solar System, regularly reaching temperatures over 460°C. Venus is so hot because of its proximity to the Sun and its thick atmosphere.

How long does a dollar bill last?

That depends on the denomination of the note. A $1 bill lasts 18 months; $5 bill, two years; $10 bill, three years; $20 bill, four years; and $50 and $100 bills, nine years. Bills that get worn out from everyday use are taken out of circulation and replaced.