Short Answer
According to present estimates,the Universe is roughly 14 billion years old,while stars slightly more than 10 times more massive than our Sun live for only 7 million years.How many generations of such stars could there have been over the history of the Universe? Express your answer in standard scientific notation.
Correct Answer:
Verified
2.0 × 10³ ...View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Correct Answer:
Verified
View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Q52: (2.7 × 10⁸)/ (9.0 × 10⁻⁴)= :<br>A)
Q53: The entire population of the United States
Q54: How many orders of magnitude are there
Q55: An ancient astronomer notes that a lunar
Q56: A scientific theory is a(n):<br>A) well-established and
Q58: Scientific advances are directly responsible for which
Q59: (4.72 × 10¹⁵)- (8.0 × 10¹⁴)= :<br>A)
Q60: The distance from one chair to another
Q61: Scientists refer to a well-developed body of
Q62: The distance between stars near the Sun