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LESSON #3

ACTIVITY

Use one of these words when you complete sentences 1-4.

     a. diminish 

     b. impacted

     c. ideal

     d. objective 

1. Eco-Cell, a company whose _____________________ is to collect phones, concentrates on zoos as a place to collect them.

2. Gorillas are animals who are __________________________ by people who are mining for coltan.

3. Coltan is a metallic material that is __________________ for making capacitors.

4. The objective for the cell-phone recycling program is to ______________________ the demand for the metal that is used in cell phones.

Use the following words to complete sentences 5-8.

a.  scarce

b.  finite

c.  sustain

d.  exploit

5. Deserts are places where water is ___________________________.

6. Water, which is a _______________________________ resource, is scarce in some areas.

7. Scientists who are studying ways to _______________________ rainwater want to use it for human consumption.

8. There is not enough water to __________________  the people who live in the desert.

Choose 2 words from the list and make a sentence for each.  Use adjective clauses in both.

demand                             alternative

contribute to                     consumption

point out                           consume

dramatic                            exploit

9.  

10.