Science Objective for November 16
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| Subsidence | The process of sinking to a lower level. As water and gases are squeezed out soft sediment compacts. As sediment compacts subsidence occurs.
🗑
|
||||
| How does subsidence relate to sea-Level rise? | as globel temperatures rise and land based ice melts, oceans expand, As Ocean volume expands sea level rises globally.they combine to help get to submergence.
🗑
|
||||
| How has the addition of levees to the Mississippi River's banks contributed to subsidence of the delta? | Levees prevented natural sediment delivery to wetlands in the delta.
🗑
|
||||
| How does flooding affect wetland plants? | They developed Arenchyma.
🗑
|
||||
| Arenchyma | Special air-space tissure inside roots called aerenchyma which creates an internal aeration path way that allows oxyggen in the atmoshere to reach the roots.
🗑
|
||||
| How do hurricanes affect wetlands in a positive manner? | Delivers sediment to costal marshes raising soil elevations.
🗑
|
||||
| How do some plants survive in conditions with salt water? | Mangroves- salt glands in their leaves which excrete salts onto the leaf surface where they crystallize.
🗑
|
||||
| Explain why the Louisiana coast is important to the nation? | Supports the largest commercial fishery in the lower 48 states they protect human populations lots of oi 5 of the nations largest ports.
🗑
|
||||
| How much delta land area has been lost since 1932? | 1,883 square miles
🗑
|
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:
c.culicchia
Popular Science sets