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Lesson 1: Energy Transformations and Conservation
Define:
Solid:
Liquid:
Gas:
Freezing point:
Boil:
Boiling point:
Energy: the ability to do work or cause change.
State: is the form in which matter exists
Goal: Describe the three forms of heat transfer.
Answer: How is Heat Transferred?
Heat is transferred from warmer areas to cooler areas by conduction, convection, and radiation.
Heat transfer stops when all objects reach the same temperature.
Heat Transfer (pg. 361)
Convection:
Convection current:
Radiation:
Conduction:
CW: Create the table on pg. 362
Identify Conduction, Radiation, Convection in the picture.
Goal Questions:
Law of conservation of energy: The scientific principle that energy is neither created nor destroyed during a transformation.
Friction: The force that one surface exerts on another surface when the surfaces rub against each other.
Potential Energy:
Kinetic Energy:
CW: pg. 355
Assess Your Understanding
3a-c and Got it?
CW: pg. 349 Assess Your Understanding
1a-b
1. Nuclear Energy
2. Thermal Energy
3. Electrical Energy:
4. Electrogmagnetic Energy
5. Chemical Energy:
CW: Assess Your Understand
pg. 351 2a-b; Got it?