Energy transfer and transformation
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is energy transfer?
Back
Energy transfer is the process of energy moving from one system or object to another, often resulting in a change in energy form.
2.
FLASHCARD QUESTION
Front
What is energy transformation?
Back
Energy transformation is the process of changing energy from one form to another, such as from chemical energy to electrical energy.
3.
FLASHCARD QUESTION
Front
What is the formula for potential energy?
Back
PE = mgh, where m is mass, g is acceleration due to gravity, and h is height.
4.
FLASHCARD QUESTION
Front
What type of energy is stored in chemical bonds?
Back
Chemical energy is the energy stored within the chemical bonds of matter.
5.
FLASHCARD QUESTION
Front
What is the primary source of energy for the Earth?
Back
The Sun is the primary source of energy for the Earth, providing solar energy that drives various processes.
6.
FLASHCARD QUESTION
Front
What is kinetic energy?
Back
Kinetic energy is the energy of an object in motion, calculated as KE = 1/2 mv², where m is mass and v is velocity.
7.
FLASHCARD QUESTION
Front
What is thermal energy?
Back
Thermal energy is the total kinetic energy of particles in a substance, related to its temperature.
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