Explanation

• The majority of known asteroids orbit within the asteroid belt between Mars and Jupiter, generally with not very elongated orbits.

  Asteroids are the rocky remnants of material leftover from the formation of the solar system and its planets approximately 4.6 billion years ago.

  
  

Explanation

Graphology is the analysis of handwriting with attempt to determine someone's personality traits. 

Graphology is the study of human personality through writing.

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Explanation

• Coal, fossil fuels, crude oil, natural gas, etc are all hydrocarbon fuels.
• These are called as non-renewable source of energy because they take millions of years to regenerate themselves.
• Water energy is renewable because it is regenerated by water cycle.
• Also wind energy and solar energy are renewable sources of energy.

Explanation

Renewable energy is energy derived from natural sources that are replenished at a higher rate than they are consumed. Sunlight and wind, for example, are such sources that are constantly being replenished.

Explanation

Explanation

Antibiotics are medicines that fight infections caused by bacteria in humans and animals by either killing the bacteria or making it difficult for the bacteria to grow and multiply. Bacteria are germs.

Explanation

A covalent bond is the force of attraction that holds together two atoms that share a pair of valence electrons. The shared electrons are attracted to the nuclei of both atoms. This forms a molecule consisting of two or more atoms.

Explanation

Microorganisms that cause disease are collectively called pathogens.

Explanation

The term "AI" could be attributed to John McCarthy 

Explanation

The Earth rotates on its axis from west to east. Because of this, the Moon, the Sun and all other celestial objects appear to move from east to west across the sky.