A
_______ is defined as the “ability to do work, which is the ability to exert a force causing displacement of an object.”
A. Force
B. Energy
C. Power
D. Vitality
B. Energy
This is produced when objects vibrate
A. Electrical Charge
B. Sound
C. Power
D. Nuclear Energy
When an object vibrates, the __________ surrounding the vibrating object will hit each other producing sounds.
A. Charged Particles
B. Sound Particles
C. Air Particles
D. Dust Particles
C. Air Particles
The energy carried by the light is called _______
Light Energy
The energy carried by the heat is called _________.
Heat Energy
The _______ is the main source of natural- light energy on Earth.
Sun
Stove and candle are a-___________ sources of heat.
artificial
T or F: Heat is the energy transferred from a cold object to a warm one.
False
_______ is the energy stored in matter.
A. Physical Energy
B. Chemical energy
C. Biochemical energy
D. Reusable energy
B. Chemical energy
True or False: Stored energy in gasoline or battery can be used to run a car.
True
____________ is formed due to motion or position of an object.
A. Mechanical energy
B. Thermal energy
C. Physical Energy
D. Electromagnetic Energy
Mechanical energy
Mechanical energy can be ________ or ________.
A. Kinetic or Biokinetic
B. Kinetic or Potential
C. Thermal or Potential
D. Sonic or Thermal
B. Kinetic or Potential
Electrical energy is caused by moving electric charges called _______.
A. Protons
B. Ions
C. Electrons
D. Neutrons
C. Electrons
The _________ around the orbit of an atom indicates a small flow of current in them.
A. revolution of electrons
B. rotation of electrons
C. grouping of electrons
D. distribution of electrons
A. revolution of electrons
True or False: Energy can be destroyed
False
Plants use solar energy to make their own food and transform it to ____________________.
A. Biochemical Energy
B. Chemical Energy
C. Thermal Energy
D. Potential Energy
B. Chemical Energy
____________ heats up Earth's atmosphere (gases) causing the air to move.
A. Solar Energy
B. Thermal Energy
C. Ionization Energy
D. Sonic Energy
A. Solar Energy
__________ is the mechanical energy of position.
Potential Energy
______________ is the mechanical energy of motion.
Kinetic Energy
The World's main source of energy
Sun
The ____________________ states that energy can be changed from one form to another, but it cannot be created or destroyed.
A. Law of Reusable Energy
B. Law of Conservation of Energy
C. Law of Energy Transformation
D. Law of Forms of Energy
B. Law of Conservation of Energy
Moving Air is also called ___________
Wind
Wind has what form of energy?
Mechanical Energy
A windmill has a ___________ that converts energy from wind into electricity.
A. Wind generator
B. Chemical Generator
C. Turbine generator
D. Nuclear reactor
C. Turbine generator
Flowing water has mechanical energy (kinetic/potential) that spins water turbine to generate electricity.
Kinetic