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6th Grade Ch 14

Thermal energy energy that is associated with the motion of the particles of a substance.
Heat energy is the transfer of _______ energy thermal
As heat energy is added to a substance, the _______ goes up indicating that the particles are moving faster. temperature
The ________ particles in a substance move, the higher the temperature. faster
Burning items, the Sun, and electricity are sources of ____ energy heat
Solar energy the energy from the Sun, which provides heat and light energy for Earth.
Solar cells used to convert solar energy to electrical energy.
Green plants use solar energy during photosynthesis to produce sugar, which contains stored _________ energy. chemical
Most of the energy that we use on Earth originally came from the ____. Sun
Chemical energy the energy stored in particles of matter.
__________ energy can be released, for example in batteries or sugar/food, when these particles react to form new substances. Chemical
Batteries and food are examples of _______ energy. Chemical
Electrical energy the energy flowing in an electric circuit.
Stored chemical energy in batteries; solar energy in solar cells; fuels or hydroelectric energy in generators are all sources of _______ energy. electrical
Mechanical energy the energy due to the motion and position of an object.
When objects are set in motion or are in a position where they can be set in motion, they have _______ energy. mechanical
Mechanical potential energy is related to the __________ of an object. position
Potential energy energy stored in an object due to its position.
Examples of ________ __________ energy include a stretched rubber band and water behind a dam. mechanical potential
Mechanical kinetic energy ___________ as an object moves faster. increases
Kinetic energy the energy an object has due to its motion.
Kinetic energy increases with ________ and _______. speed and mass
Law of Conservation of Energy states that energy cannot be created or destroyed.
Energy can be ______________ from one form into another, but the total amount of energy never changes. transformed
Created by: Ms. Phillips