CC U1: Pre-lab Measurement Stations

LL#1.3 Measurement Stations

Directions:

• Leave enough space to finish LL#1.2 (Models & derived units)

• Title this learning log "LL#1.3 Measurement Stations"

  • Subtitle this Assignment--> Background Info

    • This may take multiple pages

    • Watch the videos / Info Slides and take notes

    • Answer the questions

      • If it is a calculation question - show work

      • If not a calculation- no writing needed if you get it right.​

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​This lab with be accomplished over a couple days in class. At each of the 6 stations, there will be a set of directions and a mini experiment to accomplish. Data and calculations will be recorded in your learning log.

Multiple Choice

What is the name of this?

• beaker

• Erlenmeyer flask

• graduated cylinder

• burret

Multiple Choice

What is the volume of the glue stick (in the picture)?

• 15 mL

• 23 mL

• 8 mL

• 7 mL

Multiple Choice

The metal is 7.1 cm long

• 7 is the estimated digit
• 1 is the estimated digit
• 7 is the uncertain digit
• Both 7 and 1 are estimated digits

Multiple Choice

Volume?

• 63.5 mL
• 63 mL
• 63.55 mL
• 6 mL

Hotspot

The theoretical value is whatever value can referenced in a book. What is the theoretical value in this problem?

Multiple Choice

When a measurement gives the same result over and over again it is said to be _____________________.   

• accurate 

•  precise

• exact 

• accurate and precise

Multiple Choice

what is the reading on this burette?

• 4.40mL
• 3.50mL
• 3.60mL
• 4.50mL

Multiple Choice

The volume of liquid shown is

• 20.6

• 21.4

• 20.60

• 21.40

Blue flame

Yellow flame

Yellow flame

Hottest Flame-->

Multiple Choice

What color flame results from complete combustion?

• Yellow

• Blue