Which of the following best describes energy?
a. A force that holds atoms together
b. A fundamental concept in physics necessary for growth and movement
c. A type of chemical reaction
d. A material used to build cells
b. A fundamental concept in physics necessary for growth and movement
What type of energy does an object possess due to its position?
POTENTIAL ENERGY
What factors affect an object's gravitational potential energy?
a. Speed and height
b. Height and mass
c. Volume and weight
d. Distance and speed
b. Height and mass
When can chemical energy be observed and measured?
a. During a physical change
b. Only during a chemical reaction
c. When atoms stop moving
d. When energy is transferred by waves
b. Only during a chemical reaction
What type of energy is stored in the nucleus of an atom?
What is the kinetic energy of an object when it is not moving?
a. Positive
b. Negative
c. Zero
d. Maximum
c. Zero
Kinetic energy is directly related to:
a. An object’s position
b. An object’s motion
c. An object’s temperature
d. An object’s color
b. An object’s motion
What happens to the atoms of a substance when it is heated?
a. They stop moving
b. They vibrate and collide more frequently
c. They lose energy and cool down
d. They combine to form new atoms
b. They vibrate and collide more frequently
What type of energy is stored in the bonds of atoms and molecules?
Chemical energy
What type of energy does a moving object possess?
Kinetic energy
What type of energy is stored in an object due to its position?
Potential energy
What type of energy is stored in the nucleus of an atom?
Nuclear energy
What type of energy is associated with compressed springs or stretched rubber bands?
Mechanical energy
What type of energy is generated by the movement of electrons through a conductor?
Electrical energy
What type of energy is stored in a raised object due to gravity?
Gravitational potential energy