Energy and Energy Transformations
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is kinetic energy?
Back
Kinetic energy is the energy an object possesses due to its motion. The faster an object moves, the more kinetic energy it has.
2.
FLASHCARD QUESTION
Front
What type of energy is released when atoms split or join together?
Back
Atomic (nuclear) energy is the energy that is stored and released when atoms split or join together.
3.
FLASHCARD QUESTION
Front
What is the energy transformation in a pencil sharpener?
Back
The energy transformation in a pencil sharpener is Electrical → Mechanical → Sound.
4.
FLASHCARD QUESTION
Front
What is the energy chain from the sun to grass to cow?
Back
The correct energy chain is light and thermal → chemical → chemical.
5.
FLASHCARD QUESTION
Front
What types of energy does a television transform electrical energy into?
Back
A television transforms electrical energy into light, thermal, and sound energy.
6.
FLASHCARD QUESTION
Front
What is potential energy?
Back
Potential energy is the stored energy in an object due to its position or state.
7.
FLASHCARD QUESTION
Front
What is the law of conservation of energy?
Back
The law of conservation of energy states that energy cannot be created or destroyed, only transformed from one form to another.
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