A crustal rock dated to 1.9 Ga is how old?
A) 1,900 years
B) 1,900,000 years
C) 1,900,000,000 years
D) This is a trick question: no rocks are this old.
Correct Answer:
Verified
Q7: The Hadean is a time in Earth
Q7: Earth is approximately how old?
A)15 billion years
B)4.57
Q8: Which gas found in today's atmosphere was
Q8: Greenstones are metamorphosed sedimentary rocks;as sediments,they were
Q9: Greenhouse climate on Earth was associated with
Q11: Dinosaurs first appeared during the _ period.
A)
Q14: Rodinia and Pangaea are supercontinents that assembled
Q20: Toward the end of the Archean Eon,_.
A)the
Q40: The Cambrian Period is a time in
Q55: The Mesozoic Era is a time in
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents