Light is a body
A. Because you feel it and see it. For example, you see the stars
B. It has a shape. For example, the shadow until dark in a lunar eclipse or solar eclipse.
And also in the wavy nature of light and also in the particle nature of light.
C. And even if light fills all infinite space it is a body. Infinite body in size
That is, both in scientific language and in everyday language daylight is a body
10/31/21
Body definition
Every object, which we perceive with the aid of our senses, is called in the nature sciences by the name: body, meaning of
The word "body" is, therefore, much broader in science than in everyday life. For example: log,
Glass, ruler are bodies, and even the milk in the glass and the air in the room.
מתוך פיסיקה חוג ראשון א. כוחות, נוזלים, גזים, חום
ד"ר מ לינדמן
י. ליפשיץ .M.Ph
הוצאת אחיאסף בע"ם . תל אביב 1985
עמוד 9