The characteristic that most clearly distinguishes modern astronomy from its use in the ancient world is:
A) its accuracy.
B) its relevance.
C) the telescope.
D) the scientific approach.
Correct Answer:
Verified
Q12: The typical life span of a housefly
Q13: (4.0 × 10⁴)× (1.0 × 10⁸)= :
A)
Q14: Express 4,020,000,000 in standard scientific notation.
A) 4.02
Q15: A particular subatomic particle has a radius
Q16: Express 0.0003 in standard scientific notation.
A) 3.0
Q18: (4.72 × 10¹⁵)- (8.0 × 10¹⁴)= :
A)
Q19: At the time of this writing,the population
Q20: (4.0 × 10⁸)/ (8.0 × 10⁴)= :
A)
Q21: A parsec is a unit of:
A) angle.
B)
Q22: How many orders of magnitude are there
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