How many bones are in the human hand?

How many bones are in the human hand?

The human hand has 27 bones, not including the sesamoid bone, the number of which varies between people. 14 of which are the phalanges (proximal, intermediate and distal) of the fingers. The metacarpals are the bones that connects the fingers and the wrist.

Can graphite conduct electricity?

Graphite is an electric conductor, consequently, useful in such applications as arc lamp electrodes. It can conduct electricity due to the vast electron delocalization within the carbon layers (a phenomenon called aromaticity). These valence electrons are free to move, so are able to conduct electricity.

How much does it cost to leave a light on for 24 hours?

A “normal” incandescent bulb costs about 0.75cents per hour, and LEDs or CFLs cost only one-sixth of that – so leaving the lights on (either overnight or while you’re at work for the day, say both are about 8 hours) costs you roughly 6 cents for a normal light and a bit over 1 cent for modern bulbs.

What is considered the best novel of all time?

According to the Modern Library organisation, ULYSSES by James Joyce is the greatest novel of all time. Second place is The Great Gatsby, followed by A Portrait of the Artist as a Young Man, Lolita and A Brave New World rounding off the top 5.

What makes popcorn pop?

Popcorn is a special kind of corn. Of all the types of corn, popcorn is the only variety that pops. Inside each kernel of popcorn is a tiny droplet of water surrounded by a hard shell called a hull. As the popcorn is heated, the water turns into steam, which builds pressure inside the kernel.

Where was glitter invented?

A cattle rancher in New Jersey is credited for inventing glitter, and it was by accident. Henry Ruschmann from Bernardsville, New Jersey was a machinist who crushed plastic while trying to find a way to dispose of it and thus made glitter in 1934.

Why is it called Greenland?

The name Greenland comes from Scandinavian settlers. In the Norse sagas, it is said that Erik the Red was exiled from Iceland for murder. He set out in ships to find land rumoured to be to the northwest. After settling there, he named the land Grfnland (Greenland), possibly to attract more people to settle there.

Why did ancient Egyptians put dead mice in their mouths?

In Ancient Egypt, people put a dead mouse in their mouth if they had a toothache, according to Nathan Belofsky’s book Strange Medicine: A Shocking History of Real Medical Practices Through the Age. Mice were also used as a warts remedy during Elizabethan England.