_____ energy is the total potential and kinetic energy of particles in an object.
One kind of nuclear reaction, known as nuclear _____, occurs when an atom splits.
Electromagnetic waves do not require a _____., so they can travel through a vacuum, or empty space
The amount of work done is calculated by multiplying force time ______.
Forms of electromagnetic energy include ______ rays, infrared waves and radio waves.
According to the law of ________ of energy, energy cannot be created or destroyed.
When a force transfers energy to an object and causes it to move _______ is done.
Energy that is stored is called _____ energy.
Potential energy + kinetic energy.
The rate at which energy is transferred is ___________.
A change from one form of energy to another is called an energy _________.
The potential energy associated with an object that can be stretched or compressed is called _______ potential energy.
Cell phones send and receive messages using ________ which is a type of electromagnetic energy that can also be used to cook food.
The center of an atom is the ______.
The unit of work that is equal to one newton-meter.
The unit of power is the joule per second also know as the ________.
At the highest point of its swing, a pendulum has its _________ potential energy.
Einstein discovered that _______ can be transformed into energy.
Nuclear ______ occurs when the nuclei of atoms fuse, or join together.