Why does a comet’s tail always face away from the sun?

Why does a comet’s tail always face away from the sun?

It is made up of a nucleus (solid, frozen ice, gas and dust), a gaseous coma (water vapor, CO2, and other gases) and a long tail (made of dust and ionized gases). The tail develops when the comet is near the Sun. Its long ion tail of always points away from the sun, because of the force of the solar wind.

How was oxygen discovered?

Discovery of Oxygen. Oxygen was discovered in 1774 by Joseph Priestley in England and two years earlier, but unpublished, by Carl W. Scheele in Sweden. Scheele heated several compounds including potassium nitrate, manganese oxide, and mercury oxide and found they released a gas which enhanced combustion.

Which bone is located in the human skull?

With that in mind, as one possible classification, the human skull could for example be said to consist of twenty two bones: Eight bones of the neurocranium (occipital bone, 2 temporal bones, 2 parietal bones, sphenoid bone, ethmoid bone, frontal bone), and fourteen bones of the viscerocranium 

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.

Do monkeys eat bananas?

Wild monkeys do eat bananas, but the bananas that monkeys are fed in zoos are cultivated for humans to have more sugar. These bananas are just too sweet for primates. Head of Conservation and Advocacy at the Paignton Zoo, Dr. Amy Plowman, says that giving the bananas to monkeys is like feeding them cake or chocolate.

How much is in a fifth of alcohol?

A fifth is a unit of volume formerly used for distilled beverages in the United States, and is equal to one fifth of a gallon, 4⁄5 quart, or 253⁄5 fluid ounces; it has been superseded by the metric system, 750 mL.

Where is bourbon made?

Whiskey may be made everywhere from Brooklyn to Scotland but in 1964, Congress declared bourbon “America’s Native Spirit.” That means to be called bourbon, it must be made in the U.S. But really, everyone knows that means Kentucky—95 percent of the world’s bourbon is made in Kentucky.

How many vertebrae are in the neck?

Cervical vertebrae are those in the neck area. With the exception of the two sloth genera (Choloepus and Bradypus) and the manatee genus, (Trichechus), all mammals have seven cervical vertebrae.