Energy
Flashcard
•
Science
•
4th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is energy?
Back
Energy is the ability to do work or cause change. It exists in various forms, such as kinetic, potential, thermal, electrical, chemical, and more.
2.
FLASHCARD QUESTION
Front
What is thermal energy?
Back
Thermal energy is the energy that comes from the temperature of matter. It is the total kinetic energy of particles in an object.
3.
FLASHCARD QUESTION
Front
What is electrical energy?
Back
Electrical energy is the energy caused by the movement of electrons. It powers devices like lights and computers.
4.
FLASHCARD QUESTION
Front
What is chemical energy?
Back
Chemical energy is the energy stored in the bonds of chemical compounds, like food and batteries.
5.
FLASHCARD QUESTION
Front
What is mechanical energy?
Back
Mechanical energy is the sum of potential and kinetic energy in an object that is used to do work.
6.
FLASHCARD QUESTION
Front
What is an electrical circuit?
Back
An electrical circuit is a closed loop that allows electricity to flow, consisting of a power source, conductors, and a load.
7.
FLASHCARD QUESTION
Front
What does it mean for a circuit to be open?
Back
An open circuit means that the path for electricity is broken, preventing current from flowing.
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