Question

The table shows different geologic time periods:


Period Number of Years Ago
Jurassic 2.08 ⋅ 10^8
Silurian 4.38 ⋅ 10^8
Tertiary 6.64 ⋅ 10^7
Triassic 2.45 ⋅ 10^8

Order the time periods from oldest to youngest.
Tertiary, Jurassic, Triassic, Silurian
Jurassic, Triassic, Silurian, Tertiary
Silurian, Triassic, Jurassic, Tertiary
Triassic, Silurian, Jurassic, Tertiary

Answer 1

@satellite73

Answer 2

the ones with \(10^8\) are bigger than the ones with \(10^7\)

Answer 3

ok so its A automatically then :)

Answer 4

so which number is larger, \[2.08,4.38,2.45\]?

Answer 5

4.38

Answer 6

yes, it says oldest to youngest, not youngest to oldest

Answer 7

oldest is \[4.38\times 10^8\]

Answer 8

oh ok :)

Answer 9

which narrows it down to one

Answer 10

c!