HomeVocabularyScienceGrades 3–4 › Radiation
Science · Grades 3–4

Radiation

noun

The emission of energy as electromagnetic waves or particles.

Example Sentences

"The sun transfers heat to Earth through radiation."

"Radiation does not need matter to travel through — it can move through space."

Synonyms & Related Terms

electromagnetic energy

Quick Check

Which best describes the meaning of radiation?

Study Tips

To remember radiation, try writing it in a sentence of your own. Connect it to something you already know about science.

Use it in conversation today — saying a word aloud three times helps lock it into long-term memory.