Detailed Instructions: 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: Magnetism is the ability of a material to be attracted by a magnet.
Sent 2: It also include the ability for some material to act like a magnet.
Sent 3: No doubt youve handled refrigerator magnets.
Sent 4: You can see some in Figure 1.28.
Sent 5: You probably know they stick to a metal refrigerator.
Sent 6: This is what holds your homework up.
Sent 7: Maybe your little sisters drawings are hung on the fridge in this manner.
Sent 8: Do magnets stick to all materials?
Sent 9: Of course not.
Sent 10: You have probably checked and they do not stick to other surfaces.
Sent 11: They do not stick to wooden doors or glass windows.
Sent 12: Wood and glass are not attracted to a magnet.
Sent 13: Obviously, only certain materials are attracted to magnets. 
Question: What are some examples of things you can hold up by a magnet on a refrigerator?.
Solution:
The homework , the drawings.