Questions:
1. In 1847, a scientist found a temperature — of round 525 diploma C — at which all stable objects begin to glow a dim purple color. What is that this level known as?
2. The ________ ___________ is the temperature at which a substance spontaneously catches fireplace with out the necessity for a spark or a flame. For instance, this temperature for diesel is 210 levels C and 585 levels C for hydrogen. Fill within the blanks.
3. At a temperature of round 3.6 trillion Okay, objects double in mass. This is because of the _______ ______ of __________, which — amongst different issues — relates matter’s velocity with its mass. Fill within the blanks.
4. Stars, together with the Sun, fuse lighter components earlier than heavier ones. But one exception to that is that neon fusion occurs earlier than ______ fusion. Fill within the clean with the identify of the ingredient whose nuclei are more durable to fuse as a result of they’re extra secure, and want a temperature of not less than round 1.5 billion Okay.
5. A particle manufactured from two or extra subatomic particles is known as a hadron. The ________ ___________ is the identify of the temperature past which hadron matter can’t exist. I.e. it’s the temperature above which hadronic matter boils. Fill within the clean.
Visual:
This is the star WR 124. What does WR imply? It’s a label given to stars that, amongst different options, have the most well liked floor temperatures, as much as 210,000 Okay.
Answers:
1. Draper level
2. Kindling temperature
3. Special concept of relativity
4. Oxygen
5. Hagedorn temperature
Visual: Wolf-Rayet
