25. (A) before (B) till (C) despite (D) since Passage B. Energy can be made, or generated, using solids, gas or liquids as its source of power. So (26) do you use energy? Energy can be generated to produce light, heat or the movement of objects. In this experiment, we explore how to get power from water, or hydropower, (27) can be used to pick up household objects. Hydropower is mechanical energy that is generated by using the motion of water (28) by gravity. Hydropower is one of the oldest forms of energy and (29) been used by humans since 4000 BC! By learning how to make a water wheel with a handful of household materials, we too can (30) or capture, different amounts of water to generate our own power.

35. It can be inferred from the passage that it would be least common for schizophrenia to develop at the age of (A) fifteen (B) twenty (C) twenty-five (D) thirty ## Passage D It is said that hip hop music was born at a birthday party in the Bronx, NY. This popular genre of music started out as party music in the 1970s. It was played by local DJs in the city neighborhoods. DJs put different pieces of music together. They did this to make new sounds. Then, rapping was added. Rapping is a way of talking over the music with words that rhyme. DJs arranged the beats so that rappers could find a rhythm. Then, the rappers would speak in time with the beat. Rappers often wrote lyrics, or the words of a song, about their own lives. At first, hip hop served as a response to disco. Disco was a dance music craze in the 1970s. Disco was all about wealth and status. Hip hop emphasized reality and community. Hip hop music and culture became helpful to musicians and listeners. It was a way for them to deal with the difficult things about city life. Hip hop quickly became an artistic outlet for African Americans. It was a new way to tell stories. From there, hip hop evolved from just a type of music to an entire lifestyle. Hip hop is an art form that continues to evolve and impact communities today. New artists and new sounds are brought into the genre. The new styles continue to become popular. Hip hop is a genre that is heard and enjoyed all over the world.

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