Which of the following serves as an accurate definition of opaque materials?

A. Materials that light can pass through
B. Materials that light cannot pass through
C. Materials that permit some, but not all, light to pass through
D. Materials that permit exactly ½ of light waves to pass through


B

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Child care providers leave the work because they

a. lack retirement benefits. b. need more income. c. feel isolated. d. All of these answers.

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For which elected position did Griffiths’ first run?

Go to the Biography Resource Center database. Click Biographical Facts Search under Other Searches. When the search form page opens, click on View Occupation Terms, click on C, and choose Congresswoman which appears in the Occupation List. From the Nationality search box, choose American. From the Gender search box, choose Female. From the Birth Year search box, choose is after and type in 1900. In the Birth Place search box type Pierce City, Missouri. Click on SEARCH. An entry for Martha Griffiths will appear. Read the article and then answer the questions.

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The Individuals with Disabilities Act (IDEA) assists children with disabilities by

A) establishing separate schools for them. B) making grants to states and school districts. C) keeping children in special education. D) mandating the type of special education program to be used for all students.

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Studies have shown that there is a major difference in the number of vocabulary words known between:

a. high and low socioeconomic groups of students. b. those students from California schools and from New York schools. c. those students from rural as compared to urban schools. d. those students whose parents are doctors and students whose parents are teachers.

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