Match the following pairs and help find a data structure suits best to help a specific application. The left column corresponds to applications and the right to data structures. Looking up books by their unique ISBN number Keeping track of linkages between friends in social media Managing folders or JAVA classes in hierarchy Managing the drive-through orders Managing the Undo or Redo operations in a text editor

Using the periodic table, determine which material is most likely a good conductor

8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water