Read this excerpt from A Black Hole Is NOT a Hole. There's more to invisibility than what doesn't meet the eye. All sorts of things are invisible to us, for different reasons. Some, like atoms, are too tiny to see. Others, like a black cat on a dark night, aren't lit brightly enough. How does the author use description to support understanding of what invisibility is? She describes several features of invisibility in detail. She describes how scientists study invisible things. She provides examples of things that are invisible. She describes characteristics of human vision.

To celebrate black history month, we will be learning about the lives of some african americans. your assignment is to find biographical (life story) information about one famous african american historical figure. be sure that you find the following information about the person you select: date of birth, country of origin, how he or she (or his/her family) came to the united states, why he/she is famous, and how the person died (if applicable). we will use the information that you gather in the research on an in-class project. be sure to keep track of your sources; your final project will require a works cited page. in an internet search engine, which group of keywords is most appropriate for this assignment? a) black history month, date of birth b) african, american, people, biographies c) famous people, africa, america, project d) african american, people, countries, famous