Test Your General Science Knowledge by Chris McMullen

Author:Chris McMullen [McMullen, Chris]
Language: eng
Format: mobi
Publisher: Zishka Publishing
Published: 2019-10-17T16:00:00+00:00

48. A chunk of rock smaller than an asteroid is called a meteoroid out in space, a meteor as it burns while passing through the atmosphere, and a meteorite after it lands on the surface of a planet or moon.

49. Neurosis is a mental disorder where a symptom causes psychological pain, and psychosis is a mental disorder where reality is distorted, such as through irrational thoughts, delusions, or hallucinations.

50. Half-life is the time it takes for one-half of a sample to decay.

51. One light-year is the distance (not a time) that light travels in one year.

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