TASK DEFINITION: Based on the information present in the given passage, you need to write a correct answer to the given question. A correct answer is one that correctly and completely answers the question. Do not write answers that address the question partially or incorrectly. The correct answer must be contained in the given paragraph.
PROBLEM: Paragraph- Sent 1: Flowing water causes sediment to move.
Sent 2: Flowing water can erode both rocks and soil.
Sent 3: You have already learned that materials can dissolve in water.
Sent 4: With enough time, even rocks can be dissolved by water.
Sent 5: This process happens really slowly.
Sent 6: It may take over a million years to dissolve a rock.
Sent 7: It doesnt matter how big the rock is.
Sent 8: With enough time, flowing water can dissolve it.
Sent 9: Moving water also has the ability to move small pieces of rock and soil.
Sent 10: How can water move a rock?
Sent 11: Doesnt it need energy?
Sent 12: Of course, water gets its energy because it is moving.
Sent 13: Moving water has kinetic energy.
Sent 14: Things that have more energy can do more work.
Sent 15: When water stops moving it will have no energy.
Sent 16: It will no longer be able to move the rock and soil.
Sent 17: When this happens the rock and soil will settle to the bottom of the calm water.
Sent 18: Scientists call this process deposition.
Question: What is the process called when water is no longer able to move?.

SOLUTION: Deposition.

PROBLEM: Paragraph- Sent 1: Albrecht Durer (/'dU@r@r, 'djU@r@r/; German: ['albRect 'dy:Ra]; 21 May 1471 - 6 April 1528) was a painter, printmaker and theorist of the German Renaissance.
Sent 2: Born in Nuremberg, Durer established his reputation and influence across Europe when he was still in his twenties, due to his high-quality woodcut prints.
Sent 3: He was in communication with the major Italian artists of his time, including Raphael, Giovanni Bellini and Leonardo da Vinci, and from 1512 he was patronized by emperor Maximilian I. His vast body of work includes engravings, his preferred technique in his later prints, altarpieces, portraits and self-portraits, watercolours and books.
Sent 4: The woodcuts, such as the Apocalypse series (1498), retain a more Gothic flavour than the rest of his work.
Sent 5: His well-known engravings include the Knight, Death, and the Devil (1513), Saint Jerome in his Study (1514) and Melencolia I (1514), which has been the subject of extensive analysis and interpretation.
Sent 6: His watercolours also mark him as one of the first European landscape artists, while his ambitious woodcuts revolutionized the potential of that medium.
Sent 7: Durer's introduction of classical motifs into Northern art, through his knowledge of Italian artists and German humanists, has secured his reputation as one of the most important figures of the Northern Renaissance.
Sent 8: This is reinforced by his theoretical treatises, which involve principles of mathematics, perspective and ideal proportions.
Question: How old was Durer when he was patronized by emperor Maximilian I?.

SOLUTION: Twenties.

PROBLEM: Paragraph- Sent 1: After his cousin Joe dies , Layne Vassimer and his girlfriend Macy , along with their friends Stephen , Maurice , Iris and Katrina , decide to clean up Joe's house with the intention of selling it .
Sent 2: When they see it for the first time , they discover the house completely covered in plates of iron armor .
Sent 3: The group also finds crop circles in the nearby cornfield .
Sent 4: When Iris , one of their friends , suddenly disappears they realize something is really wrong .
Sent 5: During a blackout , the house is attacked by aliens , who had previously killed Joe and abducted Iris .
Sent 6: The group figures out the aliens are allergic to iron , Joe had covered the house in it to keep them out .
Sent 7: They attempt to fight the aliens off , but the house is eventually blown up with Layne , Macy , and Katrina the only survivors .
Sent 8: In the end , they drive off , listening to the radio .
Sent 9: They hear a news report stating that the blackout they experienced affects five western states and parts of Canada .
Sent 10: They also hear that people everywhere are being attacked by '' strange creatures . ''.
Question: Where did Iris disappear?.

SOLUTION:
In Joe's house.