"What is a dwarf planet?"— Myranda, age 8, Knoxville, Tennessee The word "planet" came from the ancient Greek words that mean "wandering star." That makes sense, because for thousands of years, people have watched planets change position in the night sky — unlike stars, which appear fi...
【题文】 What does the word ecology mean? It was ___ by Ernst Haeckel, a German biologist. He joined two Greek words: oikos, meaning “house”, and logie, meaning “the study of”. Together they mean “the study of the house”. The “house” Haeckel had in mind is our ___,...
What does the word "ecology" mean? It was invented by Ernst Haeckel, a German biologist. He joined two Greek words "oikos" — often, meaning "house", and "logie" meaning "the study of". Together they mean "the study of the house". The "house" Haeckel had in mind is our planet...
In ancient Greek, the word planet simply meant “wanderer,” and could be applied to any object that appears to move against the background of fixed stars. Along with the five naked-eye planets, this definition includes the Sun and theMoon. Thenames of the seven days of weekcome from the...
Earth(地球) comes from the Greek word “eraze,” which means “on the ground.” Mars(火星) was named by the Romans after their god of war, because of its red, bloodlike color. Jupiter(木星) is the largest planet of the family. It was named after the most important god in Roman my...
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1. B 【解】根“He joined two Greek words... meaning the study of'.", “ecology”这个单词是由德国生物学家 Ernst Haeckel造(invented)出来的。 2.A 【解析】 根据空后的“Earth”可知,此处指 地球这颗行星(planet)。 3.B 【解析】 句意:生态学家是研究生物与其环 境之间的关系的科学家。 feelin...
What does the word ecology mean? It was26 by Ernst Haeckel, a German biologist(物学家). He joined two Greek words: oikos,meaning“house" and logie, meaning“the study of". Together they mean “the study of the house".The "house" Haeckel had in mind is our27 , Earth. Earth is ...
Phobos is the Greek word for “Fear” and Deimos is the Greek word for “Terror.” Scientists believe the moons to likely be captured asteroids which are irregular in shape and small in size. American astronomer, Asaph Hall, first discovered the moons in 1877 using a large refractor ...
Earth casting its shadow on the Moon. timeanddate.com Paired Together Total eclipses of the Moon happen atFull Moonwhen the Sun, Earth, and Moon are aligned to form a line. Theastronomical termfor this type of alignment issyzygy, which comes from the Greek word forbeing paired together. ...