Where Can I Find Pictures of Rocks and Minerals for My Earth Science PowerPoint?

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Discussion Overview

The discussion revolves around finding resources for pictures of rocks and minerals to enhance an Earth Science PowerPoint presentation. Participants share their experiences and suggestions regarding presentation techniques and the appropriateness of background music.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested
  • Homework-related

Main Points Raised

  • One participant expresses a need for high-quality images of rocks and minerals for a PowerPoint presentation, indicating a desire to impress potential employers.
  • Another participant suggests several websites where images can be found, including rocksandminerals.org and geosci.unc.edu.
  • Concerns are raised about the use of background music in presentations, with some participants suggesting it may be distracting, while others feel it could enhance the presentation.
  • There is a discussion on the effectiveness of various presentation techniques, with one participant advocating for clarity and simplicity over flashy technology.
  • Humorous commentary is shared regarding "The 10 Commandments for giving badly presentations," highlighting exaggerated poor practices in presentation design.

Areas of Agreement / Disagreement

Participants express differing opinions on the use of background music and the effectiveness of various presentation styles. No consensus is reached on the best approach to presentations.

Contextual Notes

Some participants emphasize the importance of clarity and focus in presentations, while others suggest that entertainment value can also play a role. The discussion reflects a range of preferences and experiences regarding presentation techniques.

FrancisZ
...and hopefully, it will land me a job teaching. So I really need to impress some folks in a couple of weeks.

I have good experience working with powerpoint--actually, the show I am doing is about making them, and that is why I was asked--but I'm doing it on Earth Science; so I wanted to know if anyone knows of a good site I can take pictures of rocks and minerals from.

I already know the background music I am going to use: The Who's "Long Live Rock."

Be it dead or alive (and I'm hoping people will appreciate my allusion to living and nonliving things).

https://www.youtube.com/watch?v=BQHZ7nvBSLY
 
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I already know the background music I am going to use: The Who's "Long Live Rock."

Be it dead or alive (and I'm hoping people will appreciate my allusion to living and nonliving things).


Some people (including me) might not like the background music: isn't it too loud?
 
The Who works for me, but if you're addressing a more staid audience, you might try something a little lighter.

Here's some sites for rocks and minerals:
http://www.rocksandminerals.org/

http://www.geosci.unc.edu/Petunia/IgMetAtlas/mainmenu.html

http://geology.wr.usgs.gov/parks/rxmin/index.html

http://www.gimizu.de/sgmcol/
 
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If you're looking for a job teaching, be mindful of things in your presentation that will distract from your main point (such as music). It's one thing to start with a little clip to get everyone's attention, but it can be overdone and distracting if you're trying to talk over music for your presentation.

You can be entertaining without resorting to gimmicks that distract. Focus on the lesson you're trying to give, and make sure everything about that lesson is perfectly clear, including modifying font sizes, animating things for emphasis or to have figure labels enter in a logical progression so only the thing you're talking about at the moment is the center of everyone's focus, etc.

I try to remind people that using technology for technology's sake is not a good teaching approach. We have some great technological tools that can be very powerful in the classroom, but they need to be applied judiciously. Dazzling and entertaining your audience doesn't mean they are learning. Sometimes, plain, old-fashioned, low-tech approaches work better than the hi-tech approach, and the good teacher can tell which cases are best for hi- or low-tech approaches.
 
Moonbear said:
If you're looking for a job teaching, be mindful of things in your presentation that will distract from your main point (such as music). It's one thing to start with a little clip to get everyone's attention, but it can be overdone and distracting if you're trying to talk over music for your presentation.

You can be entertaining without resorting to gimmicks that distract. Focus on the lesson you're trying to give, and make sure everything about that lesson is perfectly clear, including modifying font sizes, animating things for emphasis or to have figure labels enter in a logical progression so only the thing you're talking about at the moment is the center of everyone's focus, etc.

I try to remind people that using technology for technology's sake is not a good teaching approach. We have some great technological tools that can be very powerful in the classroom, but they need to be applied judiciously. Dazzling and entertaining your audience doesn't mean they are learning. Sometimes, plain, old-fashioned, low-tech approaches work better than the hi-tech approach, and the good teacher can tell which cases are best for hi- or low-tech approaches.

Following talks about all of the MB points in detail
http://ece.uwaterloo.ca/~tppe000/Guidelines/
(Either see the powerpoint slides at the bottom or use content list on the left)

I love these commandments lol (from Slide I)
The 10 Commandments for giving badly presentations David Patterson
I. Thou shalt not be neat
Why waste research time preparing slides? Ignore spelling, grammar and legibility. Who cares hat 50 people think?
II. Thou shalt not waste space
Transparencies are expensive. If you can save five slides in each of four talks per year, you save $7.00/year!
III. Thou shalt not covet brevity
Do you want to continue the stereotype that engineers can't write? Always use complete sentences, never just key words. If
possible, use whole paragraphs and read every word.
IV. Thou shalt not expose thy naked slides
You need the suspense! Overlays are too flashy.
V. Thou shalt not write large
Be humble: use a small font. Important people sit in front. Who cares about the riff-raff?
VI. Thou shalt not use color
Flagrant use of color indicates imprecise research. It's also unfair to emphasize some words over others.
VII. Thou shalt not illustrate
Confucius says “A picture equals a thousand words.”
Dijkstra says “Pictures are for weak minds.”
VIII. Thou shalt not make eye contact
You should avert eyes to show respect. Blocking screen can also add mystery.
IX. Thou shalt not skip slides in a long talk
You prepared the slides; people came for your whole talk; so just talk faster. Skip your summary and conclusions if necessary.
 
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rootX said:
Following talks about all of the MB points in detail
http://ece.uwaterloo.ca/~tppe000/Guidelines/
(Either see the powerpoint slides at the bottom or use content list on the left)

I love these commandments lol (from Slide I)
The 10 Commandments for giving badly presentations David Patterson
I. Thou shalt not be neat
Why waste research time preparing slides? Ignore spelling, grammar and legibility. Who cares hat 50 people think?
II. Thou shalt not waste space
Transparencies are expensive. If you can save five slides in each of four talks per year, you save $7.00/year!
III. Thou shalt not covet brevity
Do you want to continue the stereotype that engineers can't write? Always use complete sentences, never just key words. If
possible, use whole paragraphs and read every word.
IV. Thou shalt not expose thy naked slides
You need the suspense! Overlays are too flashy.
V. Thou shalt not write large
Be humble: use a small font. Important people sit in front. Who cares about the riff-raff?
VI. Thou shalt not use color
Flagrant use of color indicates imprecise research. It's also unfair to emphasize some words over others.
VII. Thou shalt not illustrate
Confucius says “A picture equals a thousand words.”
Dijkstra says “Pictures are for weak minds.”
VIII. Thou shalt not make eye contact
You should avert eyes to show respect. Blocking screen can also add mystery.
IX. Thou shalt not skip slides in a long talk
You prepared the slides; people came for your whole talk; so just talk faster. Skip your summary and conclusions if necessary.

Just remember what George Patton said: "No one ever won a war by making powerpoint slides for their country! You win a war by making the poor SOB on the other side make powerpoint slides for his country!"

Or something close to that.

None the less, the list is missing a number X.

X. If you use Roman numerals, at least use them properly. Three is IIV, not III. Eight is IIX, not VIII. (This is a common mistake caused by the prevalence of liberal art majors teaching math in grade school and middle school).
 
Last edited by a moderator:
BobG said:
Just remember what George Patton said: "No one ever won a war by making powerpoint slides for their country! You win a war by making the poor SOB on the other side make powerpoint slides for his country!"

Or something close to that.

None the less, the list is missing a number X.

X. If you use Roman numerals, at least use them properly. Three is IIV, not III. Eight is IIX, not VIII. (This is a common mistake caused by the prevalence of liberal art majors teaching math in grade school and middle school).

ooO, I missed it!

X. Thou shalt not practise
Why reserch time practicing a talk? It could take several hours out of your two years of research. How can you appear spontaneous if you practice? If you do practise, argue with any suggestions you get and make sure your talk is longer then the time you have to present it.
 
rootX said:
ooO, I missed it!

X. Thou shalt not practise
Why reserch time practicing a talk? It could take several hours out of your two years of research. How can you appear spontaneous if you practice? If you do practise, argue with any suggestions you get and make sure your talk is longer then the time you have to present it.

I don't practice - at least no out loud. I spend a lot of time thinking about what I'm going to say and usually have a lot I could say. What I actually say depends on how the audience reacts and how I'm doing on time. I just make sure I know what parts have to be said, no matter how I'm doing on time.

One caveat, though. I have to do this a lot. I don't think I could have gotten away with not practicing when I started.
 

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