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Questions and Answers
What is the primary force that binds the components of a galaxy together?
What is the primary force that binds the components of a galaxy together?
- Weak nuclear force
- Strong nuclear force
- Gravity (correct)
- Electromagnetic force
What is the origin of the word 'galaxy'?
What is the origin of the word 'galaxy'?
- Arabic origin
- Greek origin (correct)
- Latin origin
- Sanskrit origin
What is the estimated average number of stars in a galaxy?
What is the estimated average number of stars in a galaxy?
- 100 million (correct)
- 1 trillion
- 1 million
- 1 billion
In what form does most of the mass in a typical galaxy exist?
In what form does most of the mass in a typical galaxy exist?
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What are the primary visual morphology categories in which galaxies are classified?
What are the primary visual morphology categories in which galaxies are classified?
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Who is considered the first to study genetics scientifically?
Who is considered the first to study genetics scientifically?
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What did Gregor Mendel study in genetics?
What did Gregor Mendel study in genetics?
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What is the primary focus of genetics in the 21st century?
What is the primary focus of genetics in the 21st century?
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What term did Gregor Mendel use to describe what is now referred to as a gene?
What term did Gregor Mendel use to describe what is now referred to as a gene?
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Why is heredity considered vital to organisms' evolution?
Why is heredity considered vital to organisms' evolution?
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