What is the temperature in a vacum?

  • Context: High School 
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Discussion Overview

The discussion revolves around the concept of temperature in a vacuum, particularly how to explain this idea to primary and high school students. Participants explore the challenges of conveying scientific concepts to younger audiences, touching on both theoretical and practical aspects of teaching physics.

Discussion Character

  • Conceptual clarification
  • Debate/contested
  • Meta-discussion

Main Points Raised

  • Some participants suggest that there is no temperature in a vacuum, while others point out that even in space, there is a measurable temperature of about 2.7 degrees Kelvin due to photon content.
  • One participant proposes that explaining the concept of vacuum to children involves discussing the idea of "nothing" and how space itself is not truly empty.
  • There is a humorous exchange about how children might misunderstand the concept, such as referencing a vacuum cleaner as a source of "vacuum."
  • Some participants express frustration with the educational system, suggesting that students often lack a fundamental understanding of basic concepts like heat and temperature.
  • A later reply emphasizes that once the definition of temperature is provided, students are capable of understanding the concept, countering the notion that they cannot grasp scientific ideas.

Areas of Agreement / Disagreement

Participants generally do not reach a consensus on how to explain vacuum and temperature to students, with multiple competing views on the nature of vacuum and the effectiveness of teaching methods.

Contextual Notes

There are unresolved assumptions regarding the definitions of vacuum and temperature, as well as the effectiveness of various teaching strategies. The discussion reflects a range of perspectives on educational approaches without settling on a definitive method.

Who May Find This Useful

Educators, students, and individuals interested in teaching science concepts to younger audiences may find this discussion relevant.

ArielGenesis
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if i asked u guyz

what is the temperature in a vacum? (measured not using instrument)
you will answre there's none

but how can you explain it to primary student ^^ o:)
 
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first tell that the temp. is zero, then tell them not to ask questions. :-p :-p
 
How do you explain to the kids that there is no vacuum? Even in the farthest reaches of intergalactic space, it's 2.7 degrees Kelvin (that's without the wind-chill factor) just from the photon content.
 
you tell them:

Try to imagen nothing. you see, there is nothing there. now, you are whatching a space with nothing. so there is a space, whihc is something. so, then it is not nothing. it is space alone. space alone is called: vacuum space.
 
jimmysnyder, kid will say : just use a vacuum cleaner and u got a clean vacuum =p
yomamma, nice try ^^ but bad anwer
guille, you basically tell them nothing.

no but what i was thinking is that in my place, physics is quickly and unfairly assume as a theoretical subject of nudry bald proffesor, yet we know we are not.

and the only reason is that they don't understand the basic, try...
what is heat?
they will give out a tonnes of nonsense.
 
Of course,

but why would you need to explain vacuum space to aprimary student?
 
ArielGenesis said:
kid will say : just use a vacuum cleaner and u got a clean vacuum =p

If I explain to them that there is no such thing as a vacuum and they say "Oh yes there is', then how can I teach them anything at all?
 
yeah, u right. that's the brain teasing part
u know, they are like idiots dummies n they r being spoon feed wit lots of formula without understanding the essence. n my question is actually, how to teach them the BASIC FIRST. like what is heat after all, if they don't understand, then they will make their own meanning of conduction which 99.9% wrong.
 
ArielGenesis said:
they are like idiots dummies

You're a teacher, right?
 
  • #10
no I'm a student ^^ (high school)
 
  • #11
How do you explain to high school students that there is no vacuum? Even in the farthest reaches of intergalactic space, the temperature is 2.7 degrees Kelvin (that's without the wind-chill factor) just from the photon content.
 
Last edited:
  • #12
ArielGenesis said:
no I'm a student ^^ (high school)
*Huge sigh of relief* I was afraid you were trying to teach with that vocabulary/grammar/spelling ability... :biggrin:


"what is the temperature in a vacum? (measured not using instrument)"

"but how can you explain it to primary student"

Simple:
Once you explain the definition of 'temperature', they will accept the answer. Kids are not dumb. They may not have as much infomartion as adults, but once supplied with it, they are quite bright at incorporating it into their understanding.
 
  • #13
DaveC426913 said:
Huge sigh of relief

Sighed too soon. My kids' teachers are only marginally better at spelling and grammar and are aggressively defensive about it


DaveC426913 said:
Once you explain the definition of 'temperature', they will accept the answer. Kids are not dumb. They may not have as much infomartion as adults, but once supplied with it, they are quite bright at incorporating it into their understanding.

Congratulations, you solved the puzzle.
 

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