Constants
One for the Road Warriors
Potpourri
Top 50 Equipment Classes
Metrology Acronyms
100

9.80665 m/s2

What is Standard Gravity? (Gravity)

100

U.S. Route to Valparaiso (from Merrillville)

What is U.S. Route 30?

100

If you roll a standard 6-sided die and a 2 comes up this number is on the bottom.

What is 5?

100

Rank: #1

Count: 17216

"Hey is that computer mouse moving itself?!"

Temperature Sensor

100

UUT

What is Unit Under Test?

200

1.60217662 × 10-19 C

What is elementary charge? (charge of an electron)

200

Interstate to Indianapolis (from Merrillville)

What is I-65?

200

This vitamin AKA ascorbic acid helps form collagen in bones & aids in the absorption of iron.

What is vitamin C?

200

Rank: #9

Count: 457

"Tap TI Lightly"

What is Pressure Gauge? (Analog Pressure Gauge)

200

NMI

What is National Metrology Institute?

300

6.02214086 × 1023 mol-1

What is Avogadro's Constant?

300

Convenient (but expensive) interstate into downtown Chicago from Indiana

What is I-90? (Indiana Tollroad)

300

This fish with a directional name is found in the Great Lakes.

What is Northern Pike?

300

Rank: #37

Count: 107

"Give me three wires, I'll do the rest." 

What is Thread Plug?

300

EMU

What is Estimated Measurement Uncertainty?

400

6.62607004 × 10-34 (mkg) / s

h

What is Planck's Constant?

400

Interstate to Aurora

What is I-88?
400

This deodorant that's strong enough for a man made for a woman was introduced in 1956.

What is Secret?

400

Rank: #4

Count: 721

Non-invasive magnetic field induced measuring device. 

What is Current Clamp?

400

VIM

What is Vocabulary in Metrology?

500

1.380649×10−23 J ⋅ K-1

k

What is Boltzmann's Constant?

500

Route also known as Lake Shore Drive (Chicago)

U.S. Route 41

500

Devil's Tower was USA's first national monument and is located in this state.

What is Wyoming?

500

Rank: #23

Count: 159

Steinhart-hart Coefficients Required

What is Thermistor (Probe)? 

500

NCSL

What is National Conference of Standards Laboratories?