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select the statement(s) that are true about scientific theories. germ t…

Question

select the statement(s) that are true about scientific theories.
germ theory is the theory that many illnesses are caused by the spread of microorganisms from one person to another.
early atomic theory was first proposed about 200 years ago
the current version of atomic theory includes the idea that all the atoms of a particular element are identical to each other, and different from the atoms of other elements.
atomic theory is the idea that all matter is made up of tiny particles called atoms
the acceptance of germ theory is important because it allowed doctors to find the causes and treatments for many diseases.

Explanation:

Answer:

  • Germ theory is the theory that many illnesses are caused by the spread of microorganisms from one person to another. (True)
  • Early atomic theory was first proposed about 200 years ago. (True, as Dalton's atomic theory was proposed in the early 1800s, ~200+ years ago)
  • Atomic theory is the idea that all matter is made up of tiny particles called atoms. (True, fundamental to atomic theory)
  • The acceptance of germ theory is important because it allowed doctors to find the causes and treatments for many diseases. (True)

(Note: The statement "The current version of atomic theory includes the idea that all the atoms of a particular element are identical to each other, and different from the atoms of other elements" is false, as isotopes (atoms of the same element with different masses) exist, so this option is not selected.)

So the true statements are:

  1. Germ theory is the theory that many illnesses are caused by the spread of microorganisms from one person to another.
  2. Early atomic theory was first proposed about 200 years ago.
  3. Atomic theory is the idea that all matter is made up of tiny particles called atoms.
  4. The acceptance of germ theory is important because it allowed doctors to find the causes and treatments for many diseases.