Kinetic Energy
What type of energy is the energy of motion?
A. Potential energy
B. Kinetic energy
C. Thermal energy
B. Kinetic energy
What type of energy is stored energy due to position?
A. Kinetic energy
B. Potential energy
C. Thermal energy
b. Potential energy
Which form of energy comes from the random motion of particles?
A. Thermal energy
B. Sound energy
C. Light energy
A. Thermal Energy
What is it called when energy moves from one object to another?
A. Energy loss
B. Energy transfer
C. Energy creation
B. Energy Transfer
What law states that energy cannot be created or destroyed?
A. Law of motion
B. Law of conservation of energy
C. Law of gravity
B. Law of conservation of energy
What two factors affect how much kinetic energy an object has?
A. Mass and speed
B. Height and gravity
C. Shape and color
A. Mass and speed
Which type of potential energy depends on height above the ground?
A. Electrical potential energy
B. Magnetic potential energy
C. Gravitational potential energy
C. Gravitational potential energy
Which form of energy is produced by vibrating objects and travels through a medium?
A. Light energy
B. Electrical energy
C. Sound energy
C. Sound Energy
When a moving object hits another object and causes it to move, what happens to the energy?
A. It is destroyed
B. It is transferred
C. It disappears
B. It is transferred
n a closed system, what happens to the total amount of energy?
A. It increases
B. It decreases
C. It stays the same
C. It stays the same
Two objects move at the same speed. Which has more kinetic energy: the heavier or lighter object?
The heavier object
Which object has the MOST gravitational potential energy?
A. A book on the floor
B. A book on a desk
C. A book on a high shelf
C. A book on a high shelf
Which form of energy is associated with moving charged particles?
A. Electrical energy
B. Chemical energy
C. Nuclear energy
A. Electrical Energy
In a toaster, electrical energy changes into which form of energy?
A. Light energy
B. Sound energy
C. Thermal energy
C. Thermal Energy
Which of the following is an example of a closed system?
A. The human body
B. A campfire
C. Coffee in a thermos
C. Coffee in a thermos
Two objects have the same mass. One moves faster. Which has more kinetic energy?
The faster object
Which two factors affect gravitational potential energy the MOST?
A. Mass and height
B. Speed and temperature
C. Color and shape
A. Mass and height (gravity)
Which form of energy is stored in the bonds between atoms and molecules?
A. Chemical energy
B. Light energy
C. Sound energy
A. Chemical Energy
Which energy transformation occurs when a solar panel is used?
A. Electrical energy changes to light energy
B. Light energy changes to electrical energy
C. Chemical energy changes to thermal energy
B. Light energy changes to electrical energy
Why does energy sometimes seem “lost” in real systems?
A. Energy is destroyed
B. Energy turns into mass
C. Energy spreads into the surroundings as heat
C. Energy spreads into surroundings of heat
Two objects are moving at the same speed. One object has four times the mass of the other. How does their kinetic energy compare?
A. The lighter object has more kinetic energy
B. Both objects have the same kinetic energy
C. The object with more mass has more kinetic energy
C. The object with more mass has more kinetic energy
What energy transformation occurs when an object falls from a high place?
A. Kinetic energy changes to potential energy
B. Gravitational potential energy changes to kinetic energy
C. Thermal energy changes to sound energy
Which form of energy is stored in the nucleus of atoms?
A. Chemical Energy
B. Nuclear Energy
C. Light Energy
B. Nuclear Energy
When a moving marble hits a stationary marble and causes it to move, what happens to the kinetic energy?
A. The energy is destroyed
B. The energy is transferred to the second marble
C. The energy turns into mass
B. The energy is transferred to the second marble
Which statement best describes energy conservation during energy transfers and transformations?
A. Some energy is destroyed
B. Energy is created as heat
C. Energy changes form but the total amount stays the same
C. Energy changes form but the total amount stays the same