Which is the most abundant metal in the earth’s crust?

Which is the most abundant metal in the earth’s crust?

Aluminum is the most abundant metallic element on the surface of the earth and moon; it composes more than eight percent of the earth’s crust. It is never free in nature, combining with oxygen, sand, iron and titanium; its ores are mainly bauxites (aluminum hydroxide).

Is there really a funny bone?

Your ‘funny bone’ isn’t actually a bone at all. Running down the inside part of your elbow is a nerve called the ulnar nerve. The ulnar nerve lets your brain know about feelings in your fourth and fifth fingers. It’s also one of the nerves that controls some movement of your hand.

What does it mean to be irrational?

Irrationality is cognition, thinking, talking or acting without inclusion of rationality. It is more specifically described as an action or opinion given through inadequate use of reason, emotional distress, or cognitive deficiency.

Do cows have four stomachs?

Cattle are ruminants, meaning their digestive system is highly specialized to allow the use of poorly digestible plants as food. Cattle have one stomach with four compartments, the rumen, reticulum, omasum, and abomasum, with the rumen being the largest compartment.

What did people do before time zones?

On November 2, 1868, the then-British colony of New Zealand officially adopted a standard time to be observed throughout the colony, and was perhaps the first country to do so. It was based on the longitude 172°30′ East of Greenwich, that is 11 hours 30 minutes ahead of GMT.

What causes a penalty shot in hockey?

In ice hockey, a penalty shot is a type of penalty awarded when a team loses a clear scoring opportunity on a breakaway because of a foul committed by an opposing player. A player from the non-offending team is given an attempt to score a goal without opposition from any defending players except the goaltender.

How many cervical vertebrae does a giraffe have?

Surprisingly, even with its long neck, the giraffe has the same number of vertebrae in its neck as humans do. Giraffe have seven cervical vertebrae, but each one can be about 10 inches long.

Why are they called Granny Smith apples?

Granny Smith apples originated in Australia in 1868 when Maria Ann (Granny) Smith found a seedling growing by a creek on her property. This was the same place where she would toss French crab apples grown in Tasmania. The seedling bore light green colored apples that Granny Smith propagated.