Unit 6: Energy Transformations Web Quest
P3.2B - Work - I can compare work done in different situations.
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Define work:
Use the examples below. Determine if work is being done or not then explain why.
Statement
A teacher applies a force to a wall and becomes exhausted. – WORK NO WORK
Why?
A book falls off a table and free falls to the ground. – WORK NO WORK
Why?
A waiter carries a tray full of meals above his head by one arm straight across the room at constant speed. (Careful! This is a very difficult question that will be discussed in more detail later.) – WORK NO WORK
Why?
A rocket accelerates through space. – WORK NO WORK
Why?
Mathematically, work can be expressed by an equation. – WORK NO WORK
Why?
P4.2C - Energy Conservation- I can explain how energy is conserved in common systems.
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Pick out ourfive main forms of energy. Describe each kind.
You eat a hamburger for dinner and are able to shovel the driveway. Explain how you have energy to shovel from the hamburger and how it got there (create an energy transformation statement showing the flow of energy).
P4.2D - Stored Energy
3 - I can explain why all the stored energy in gasoline does not transform to mechanical energy in a vehicle.
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Study the diagram. How much gas is actually used to move the car?
What are some of the other forms of energy that the gas is converted to?
Why is this page incorrect when it says “the rest of the energy is lost in the engine”
P4.3A - Forms of Energy
3 - I can identify the form of energy in given situations.
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Click on “Forms of Energy”
Read the five sections and answer the following questions.
- Wind energy is ______.
- How much is the energy from the sun, which impact on the earth, bigger than energy needs of mankind?
- In which country 60% of the required energy is produced from hydropower?
- Energy is ______.
- How much % of world energy is generated by nuclear energy?
- Since the measurement solar energy is ______.
- Plants need energy to ______.
- Energy is needed to ______.
- What determines the percentage distribution of solar energy?
- Since when nuclear fission is used?
P4.3B - Potential and Kinetic Energy
3 - I can describe the transformation between potential and kinetic energy in simple mechanical systems.
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Read Topics and summarize -
What Is Energy?
Explain how the plant grows using energy.
Explain how the volcano erupts using energy.
What are three things energy can produce?
Potential & Kinetic Energy
What are examples in real life of potential energy?
What are examples in real life of kinetic energy?