Age of earth

  • Thread starter asmalik12
  • Start date
  • #1
8
0
Hi,

Age of earth is equal to

  1. A solar day
  2. A lunar day
  3. An astronomical day
  4. None of these

Which is the correct one and how?
 

Answers and Replies

  • #2
phinds
Science Advisor
Insights Author
Gold Member
17,062
8,118
Do you have any idea how old the earth is?
 
  • #3
8
0
According to my book:

1.4 x 107 s
 
  • #4
phinds
Science Advisor
Insights Author
Gold Member
17,062
8,118
and do you have any idea how long each of those other things is?
 
  • #5
8
0
It's approximate value. nope, I don't have any idea about this.

That's why I asked it here !
 
  • #6
phinds
Science Advisor
Insights Author
Gold Member
17,062
8,118
perhaps you would find it informative to look them up.
 
  • #7
SammyS
Staff Emeritus
Science Advisor
Homework Helper
Gold Member
11,377
1,038
According to my book:

1.4 x 107 s
I suggest getting a different book.

The age of the Earth is on the order of 4.5✕109 years .
 

Related Threads on Age of earth

  • Last Post
Replies
3
Views
647
Replies
3
Views
2K
  • Last Post
Replies
2
Views
1K
  • Last Post
Replies
10
Views
523
  • Last Post
Replies
3
Views
859
  • Last Post
Replies
1
Views
2K
  • Last Post
Replies
3
Views
4K
  • Last Post
Replies
9
Views
1K
Replies
0
Views
7K
  • Last Post
Replies
6
Views
656
Top