What causes a rainbow to appear?

What causes a rainbow to appear?

A rainbow is an optical and meteorological phenomenon that is caused by both reflection and refraction of light in water droplets resulting in a spectrum of light appearing in the sky. It takes the form of a multicoloured arc. Rainbows caused by sunlight always appear in the section of sky directly opposite the sun.

What does the name of the earth mean?

All of the planets, except for Earth, were named after Greek and Roman gods and godesses. The name Earth is an English/German name which simply means the ground. It comes from the Old English words ‘eor(th)e’ and ‘ertha’. In German it is ‘erde’.

Why can’t you tickle yourself?

Our studies at University College London have shown that the cerebellum can predict sensations when your own movement causes them but not when someone else does. When you try to tickle yourself, the cerebellum predicts the sensation and this prediction is used to cancel the response of other brain areas to the tickle.

When was the slogan Just Do It Created?

It was agency co-founder Dan Wieden who coined the now-famous slogan “Just Do It” for a 1988 Nike ad campaign, which was chosen by Advertising Age as one of the top five ad slogans of the 20th century and enshrined in the Smithsonian Institution.

Who has been on SNL the longest?

With 11 seasons under his belt, Kenan Thompson is SNL’s third longest-serving cast member, after Darrell Hammond (14 seasons) and Seth Meyers (13). Since SNL premiered in 1975, 140 Not Ready for Prime Time Players have passed through Studio 8H’s doors.

How far away is the curve of the earth?

For an observer standing on the ground with h = 1.70 metres (5 ft 7 in) (average eye-level height), the horizon is at a distance of 4.7 kilometres (2.9 mi). For an observer standing on the ground with h = 2 metres (6 ft 7 in), the horizon is at a distance of 5 kilometres (3.1 mi).

What year did Lindbergh fly the Atlantic?

On May 21, 1927, the aviator Charles A. Lindbergh landed his Spirit of St. Louis near Paris, completing the first solo airplane flight across the Atlantic Ocean. Lindbergh was just 25 years old when he completed the trip.

Who holds the NBA record for most points scored in a single game?

Only four players have scored 60 or more points on more than one occasion: Wilt Chamberlain (32 times), Kobe Bryant (6 times), Michael Jordan (5 times), and Elgin Baylor (4 times). Chamberlain holds the single-game scoring record, having scored 100 points in a game in 1962. Chamberlain also holds 4 of the top 5 single-game scoring records.