weekly homework for 7th grade 2/29/12

Short quiz on Friday on digestive system 1,3,5), Mon (2)

Homework Options for lessons 4-5
All reports are ½ to 1 page Due on Friday 3/2/12 classes 1,3,5, Monday 2nd period

Option#1
Research to create a flavor map of the tongue indicating where the receptors for sweet, salty, sour and bitter are located on the tongue. You may draw this on white paper and color with colored pencils. Discuss what the bumps on your tongue are and how taste buds send messages to your brain.

Option#2
Some people say, “You are what you eat.” Write a paragraph explaining what that statement means to you.

Option#3
Mouth structure can provide clues about the types of food that animals eat. Identify four different animals with distinctly different mouth structures. Explain how each structure is appropriate for the animal’s diet. Provide pictures.
Option#4
Research the causes and treatment of stomach ulcers.

Option#5
Suppose a person had to have a section of his or her stomach removed because of cancer or other illness. Write about how such a person might have to modify his or her diet.

Option#6
Explore by research machines whose functions are similar to those of the stomach (for example. A food blender)
Option#7
Complete a drawing of the stomach showing the 3 layers of muscles. Explain chemical and mechanical digestion in the stomach. P 520-521 in your science textbook.

weekly homework for 7th grade 2/21-24/12

Homework options 2-21-24/12

Lesson 3- 4
Option#1
How was Benedict’s solution and Lugol’s solution developed and how did they get their name.

Option#2
List some products that are used to detect the presence of a chemical. For example, what is the purpose of radon detection kits? Other ex: pool maintenance kits. Explain how to use the kits and what color changes take place.

Option#3 Math

Complete math skills percentage problem on p. 507 in science textbook to find the answer to the proactive problem for fats.

Option#4

Create a Food guide Pyramid on a ½ poster board p. 512

Option#5
Explain why it is especially important that a vegetarian eat a varied diet. (Use the food pyramid chart to show how many servings must be eaten for a balanced diet.

weekly homework for 7th grade 2/13/12

Thursday and Friday quiz on skeleton and bone diagram a Thurs, b Friday
Homework option due for 2nd period on Friday and next Tues for 1,3,5
Homework Options for lessons 1-2
February 13-17, 2012 7th grade

Write 1/2 to 1 page reports.
Option#1
Draw the organs of a specific body system, color them, and cut them out. Create a mobile with the cutouts.

Option#2
Build on the idea suggested in “Humans- the Problem Solving Animals” by researching a scientific discovery that was made by accident- that is a discovery made when the scientist was actually trying to solve a different problem.

Option#3
Explore how a film or video is created of the inside of the human body. How can anyone film inside a human body? Are there ways that filmmakers can simulate these conditions?

Option#4
Research the derivations and meanings of the names of the digestive organs. For example, the word “esophagus” comes from the Greek word osein ( meaning “to be going to carry”) and phagein (meaning “to eat”). Find other words in the English language that contain the root words.

Option#5

Research why snakes can ingest and swallow objects whose diameters greatly exceeds their own . Include a picture if possible.


Sixth grade homework:
quiz on lesson 2 and 3 vocabulary Wednesday