The six-letter phrase you are looking for is "glow up." This phrase refers to something that emits light or becomes brighter, often used metaphorically to describe personal growth or improvement.
The answer is "candle."
sun
The answer to the question "What gives you plenty of light?" with 5 letters is a "lamp." A lamp is a device that produces light by the flow of electrical current or burning fuel. It typically consists of a bulb, socket, and shade to direct and diffuse the light emitted.
When something gives out light, it is called luminescence. This could be from artificial sources like light bulbs or natural sources like the sun or fire.
The word for something that gives out light without heat is "luminescent." The process is called luminescence, and the light produced is often referred to as "cold light."
A black hole
I think you are looking for the word Luminescent, as in the lightbulb was luminescent Lumin - meaning light escent - meaning giving or displaying Luminescent - something that gives out light
To light up something or to illustrate a serious book.
Yes, "long and light" is a phrase that is often used to describe something that is both extended in length and weighs very little or feels airy.
luminous
The word you are looking for is "luminary".
The sun is a natural source of light that provides warmth and illumination to Earth.