Fill in the blank: The electromagnetic spectrum is a classification of all forms of radiation by _______ and _______.

Fill in the blank: ______ is the number of times a wave passes a certain point in a given amount of time.

Fill in the blank: A ______ is a movement of energy through a medium or space from one place to another.

Fill in the blank: ________ is the distance from any one point on a wave to a corresponding point on the next wave; crest to crest or trough to trough.

Fill in the blank: ________ is the scientific study of celestial objects and phenomena beyond Earth's atmosphere.

Fill in the blank: Fiber optics is a technology that transmits data as _______ through glass or plastic fibers, allowing for faster and longer-distance data transmission than other mediums.

What is radiation therapy? Fill in the blank: Radiation therapy is a treatment using _______ radiation, generally provided as part of cancer therapy to either kill or control the growth of malignant cells.

Radiation therapy is normally delivered by which of the following?

Fill in the blank: The lowest point of a wave is called the _______.

Fill in the blank: The electromagnetic spectrum is the entire range of electromagnetic waves from low frequency to ______ frequency.

What is the highest point on the wave's surface called?

Fill in the blank: ______ is energy that moves from one place to another in a form that can be described as waves or particles.

Fill in the blank: A ________ is a motion in which all points on a wave oscillate along paths at right angles to the direction of the wave's advance.

Fill in the blank: __________ is a form of energy that travels through space as waves.

Fill in the blank: ______ is a type of electromagnetic radiation that can pass through most objects, including the human body, to create images of the inside.

Fill in the blank: __________ are a form of radiation that travel through the universe.