1.3 Look at structure of earth
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
---|---|---|---|---|---|
Def. Peridotite | Rock carried up to surface by lava
🗑
|
||||
Earths Average density? | 5.5 t/m3
🗑
|
||||
Crusts average density? | 2.7 t/m3
🗑
|
||||
Def Focus | Point where breaking rocks occur on the fault
🗑
|
||||
Def. Epicenter | Point on surface directly above focus
🗑
|
||||
P-Wave? | Subsurface primary wave
🗑
|
||||
S-Wave? | Subsurface secondary wave
🗑
|
||||
Shock wave velocity? | increases with rigidity, decreases with density
🗑
|
||||
What happens to shockwaves at boundaries within the earth? | they get refracted
🗑
|
||||
The asthenosphere? | 'low velocity zone' 100 - 300kms deep
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
shiftyleigh
Popular Earth Science sets