Test of general scientific knowledge

Hot-blooded animals, also known as thermostats, are a collection of species with stable body temperature, which are not freely changed according to environmental temperature.

Programming languages ​​are used to program computers, create computer programs for the purpose of controlling computers or describing algorithms for others to read.

It's a call between Alexander Graham Bell and the assistant sitting just 4.5 meters away with the content: 'Watson, I'm here, I have a job!'

Yard is a unit of length used in the English and US measurement systems. 1 Yard = 0.9144 meters.

The Hubble Space Telescope is a NASA telescope, weighing 12 tons, about the size of a bus. It was brought up and operated on Earth's orbit in 1990.

1 light year is approximately 9.461 trillion kilometers

Very early telescopes or telescopes, particularly in the early 17th century.

WWW was invented by Tim Berners-Lee, an expert at CERN Research Institute, Geneva, Switzerland, on March 12, 1989.

Native species is a term for referring to a species that originates in a certain area, as a result of natural evolution and without human intervention.

Gymnosperms are a group of plants that contain seeds on conical-like structures (also called cones, although they are not true fruits), not inside fruits like angiosperms. Therefore, gymnosperms also do not have flowers like angiosperms.

By comparing the amount of isotopes related to the radioactive decay process of one or more characteristic isotopes on fossil samples, scientists can determine the date of the specimen. Usually people use the method of dating with carbon-14 isotopes

In fact, gaurs are colorblind, animals become angry because of looking at the glitzy movement of this red scarf and some other reasons.

The carrots we eat are actually the root of carrots.

Louis Pasteur was born on December 27, 1822 in the city of Dole (France). He graduated with honors at Besancon University (France). The rabies vaccine invented by the scientist was first used on July 6, 1885 in a boy named Joseph Meister, who was bitten by a rabid dog before and succeeded.

Comet is a celestial body that resembles an asteroid but is not much made of rock, but mostly ice. More specifically, comet components will often include carbonic, methane and icy water mixed with dust and minerals.