Name: Date: 1. Read pages 28–33 in the Energy Sources section of It’s All Energy.
2. After you read about each energy source, think about how ideas from the
book are connected to what you observed in the Sim.
3. Record your ideas in the table below.
4. Answer the question below the table.
Energy source Ideas from the Book and the Sim
fossil fuels
wind
sun
What new understanding do you have about Ergstown’s electrical system?

What type of nuclear decay causes the atomic number of an element to increase by 1?

Although longitudinal waves can travel through all media types what is the disadvantage of this type of wave transmission? a) he efficiency of he wave transmission is greatly diminished as the media becomes less dense b) the oscillation of one set of particles has a huge impact on neighboring particles c) particles become too close together as they bump into each other making it more likely to hit other particles down the line

Imagine that you have two balloons (or, better yet, actually inflate two balloons, if possible). create static electricity around one of the balloons by rubbing it against your hair or your sweater and then bring that balloon close to the other balloon, which has not been charged. try this with at least one other object—and for variety in the discussion, avoid using an object already described by your classmates. then, for your initial post to the discussion, answer the following questions: what happened with the two balloons?