Crime Busters B

Test your knowledge of various Science Olympiad events.
User avatar
Posts: 110
Joined: April 28th, 2015, 3:51 pm
Division: C
State: PA
Location: Los Estados Unidos

Crime Busters B

Postby SenseiSushi » September 6th, 2016, 1:36 pm

Short Event Description: Teams will identify the perpetrators of a crime or crimes by using paper chromatography and analysis of unknown solids, liquids, and plastics found at the scene of a crime.

What is another name for hydrochloric acid?
2014 States: R&M-4th, Sounds of Music-5th
2015 States: Crime Busters-2nd, Green Gen-2nd
2015 Nationals: Green Generation-1st
2015 Swap Meet: Cheese Hat
2016 States: Green Gen-1st, Exp Des-5th, Scrambler-6th
2016 Nationals: Green Generation-1st

Posts: 22
Joined: December 6th, 2016, 1:42 pm
Division: B
State: CA

Re: Crime Busters B

Postby MaeleeB » December 8th, 2016, 4:41 pm

Muriatic acid

What is the diameter of a grain of yeast?

Posts: 26
Joined: April 17th, 2016, 4:22 pm
Division: B
State: WA

Re: Crime Busters B

Postby -Groundhog- » January 23rd, 2017, 5:25 pm

It varies greatly, but it's usually 3 - 4 µm (micrometers). If you mix iodine with a starch, what is the resulting color?
"The only people you should get even with are those who have helped you."

2017: Anatomy and Physiology, Crime Busters, Meteorology, Reach for the Stars, Rocks and Minerals, Write It Do It

2016: Crave the Wave, Crime Busters, Meteorology, Picture This, Reach for the Stars

Posts: 3
Joined: February 14th, 2017, 11:47 am

Re: Crime Busters B

Postby Hermione » February 16th, 2017, 11:48 am

It turns Black. What are the three reactions of Calcium Sulfate? What is calcium sulfate another name for?

Posts: 4
Joined: February 27th, 2017, 3:58 pm
Division: C
State: NY

Re: Crime Busters B

Postby TheRarePinkSheep » February 27th, 2017, 4:59 pm

I'm not sure what you meant by three reactions but, it doesn't react with anything(Iodine, HCl or water). Another name for it is gypsum. What is the least dense plastic that can be given?
2016-17: Crimebusters / Food Science / Meteorology
2017-18: Experimental Design / Material Science / Microbe Mission
2018-19: Boomilever / Forensics / Protein Modeling
2019-20: Boomilever / Detector Building / Forensics / Sounds of Music

Return to “2017 Question Marathons”

Who is online

Users browsing this forum: No registered users and 1 guest