1. Museums: Worlds of Wonder Lesson 28 Vocabulary

2. Apologize To make an apology; say one is sorry Did you apologize to your mother for burning the pancakes?

3. Genuine Sincere; honest They showed genuine interest in my work.

4. Triumph The fact of being victorious Becoming a star is a triumph most performance artists long for.

5. Arrangement The act or an example of arranging; order in which things are arranged I studied the alphabetical arrangement of the books on the shelf. Preparations for an undertaking; plan Pigeons find that living among people is a fine plan, or arrangement.

6. Biological Of, relating to, or affecting living things She had a biological need to sleep.

7. Display A public showing; exhibition A display of moon rocks is in the museum.

8. Concluded To think about something and then reach a decision or form an opinion I have concluded that the best way to make a friend is to be one.

9. Obstacles Something that blocks or stands in the way Fallen rocks and other obstacles made it impossible to use the road.

10. Affect To cause a change in someone or something Problems in the rain forest affect the animals living in it.

11. Vast Very great in area; huge The Amazon River flows through a vast rain forest.