Sunday, April 29, 2012

7th grade:

Reminder:disease or heath career is due on May 14, 2012.  We are beginning a rat dissections and I need 35 plastic shoe boxes and 35 bottles of rubbing alcohol to keep our rats in as we are dissecting.  A few students have brought boxes.  We need 22more boxes and alcohol.  Thank you to those who have already brought the boxes.  

6th grade:  Unit test on earthquakes on Tuesday 5/1/12.  We will be studying volcanoes next.


Sunday, April 1, 2012

homework options for week of 4/2-6/12

Friday periods 1,3,5 due date
Monday : period 2
Homework Options for lesson 11

Option#1
Write paragraph at least ½ page explaining why it is important that the lungs have a large surface area. page 570 in textbook

Option#2
Research what happens during an asthma attack. What makes breathing so difficult? What do people do to relieve asthma attacks?

Option#3
Draw a person who lives on a planet where the atmosphere contains only 10 percent of the amount of oxygen in Earth’s atmosphere. Write a paragraph that explains why you drew the person as she did.

\Option#4
Research and write ½ to 1 page report on how singers and other performers can be trained to control their diaphragm when they perform.

Option #5 Work the following problem:
Suppose a 13-year-old girl breathes about 17 times per minute at rest. She moves about 400 cubic centimeters (cm3) of air into and out of her respiratory system with each breath. After exercising, she breathes about 35 times per minute and moves about 1000 cm3 with each breath.
A. What is the total volume of air moved in 1 minute at rest?
B. What is the total volume of air moved in 1 minute after exercise?
C. Why does the amount of air moved with each breath increase after exercise?


LESSON 12 HOMEWORK OPTIONS



Option #1 Consumer science
When someone cuts or bites into an apple, you will find that the inside of the apple quickly begins to turn brown. The browning is a form of oxidation. Purchase several different varieties of apples and determine how the browning (oxidation) varies. Put this into a table.


Option #2 Health\
You will explore and write a paragraph (½ page) about what happens when a person hyperventilates.

Option#3 Science
You will use the Internet to research the “bends,” a condition sometimes suffered by deep-sea divers. Write a ½ to 1 page report explaining this phenomenon.

Option #4science
Polio is a viral disease that effects a person’s ability to breathe. We will read about this disease on our AMSTI student book. Explain how a virus can multiply and the difference between an active and a hidden virus. Use p. 212-213 in your science textbook.