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___ is a process in which energetic particles or energetic waves travel through a vacuum

A. Radtion
B. Insulator
C. Conductor

User Vincent L
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2 Answers

2 votes

Answer:

A. Radiation

Step-by-step explanation:

Radiation is a process in which energetic particles or energetic waves travel through a vacuum

User Awmleer
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2 votes

Answer:

Radiation is the answer

User Peterboston
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