How long is a day on the equator?

How long is a day on the equator?

On the Equator, the duration of daylight is not exactly 12 hours all the year round, but rather — because of atmospheric refraction and the size of the Sun — exceeds 12 hours by about 7 minutes each day

Why do we put candles on top of birthday cakes?

Some believe that the tradition of birthday candles began in Ancient Greece, when people brought cakes adorned with lit candles to the temple of Artemis, goddess of the hunt. The candles were lit to make them glow like the moon, a popular symbol associated with Artemis.

What was Sony’s first product to the market?

In 1945, after Japan had conceded defeat in World War II, Sony founder Masaru Ibuka invented a product to try and serve the millions of homes who had electricity but lacked the appliances to use it. The result was this electric rice cooker.

How many words are in the average high school graduate’s vocabulary?

The average American high school graduate’s vocabulary contains 60,000 words.

How many books did Dr Seuss write before he died?

Between 1937 and 1991, when he died aged 87, he published more than 40 books, which have sold half a billion copies between them – more even than J K Rowling’s Harry Potter books. He nearly burned his first book, And to think that I saw it on Mulberry Street, after it was turned down by 27 publishers.

What causes muscle soreness following strenuous exercise?

Since the early 20th century, this specific type of muscle soreness, called “delayed onset muscle soreness” (DOMS), was thought to be cause by lactic acid buildup in the muscles during strenuous workouts where your body’s oxygen supply is depleted.

Can turtles talk?

Turtles don’t have vocal cords and their ears are internal, so scientists believed that turtles were deaf and didn’t communicate through sounds. However, research has found that turtles actually communicate at an extremely low frequency that sounds like “clicks, clucks, and hoots” that can only be heard through a hydrophone (a microphone used underwater). These sounds even come from the egg before the turtle hatches. Researchers hypothesize that this helps all the turtle siblings hatch at once.

What speed does wind become a hurricane?

This is an area of rotating thunderstorms with winds of 62 km/hr (38 mph) or less. A tropical depression becomes a tropical storm if its winds reach 63 km/hr (39 mph). A tropical storm becomes a hurricane if its winds reach 119 km/hr (74 mph).