UNIT 1_DPK30272

What is metrology defined as?

• The study of weather

• The science of measurement

• The art of negotiation

• The theory of relativity

How many subfields is metrology divided into?

• Two

• Three

• Four

• Five

Which subfield of metrology is concerned with regulations and standards?

• Industrial metrology

• Scientific metrology

• Legal metrology

• Academic metrology

Which subfield of metrology would be involved in developing new measurement standards?

• Legal metrology

• Scientific metrology

• Industrial metrology

• Historical metrology

Define accuracy

• Refers to how closely repeated measurements (series of measurement) to each other.

• Refers to how closely a measurement or observation comes to measuring a "true value,"

   

• The closeness between the results of the successive measurements of the same measurand

   

What does metrology ensure about measurements?

• Uniformity

• Diversity

• Complexity

• Simplicity

Which of the following is NOT an element in Measurement?

• Workstation

• Person

• Standard

• Intrument

Tags

NGSS.MS-PS3-4

State five (5) conditions that must occur in order to prove that the measurement results are repeatable.

• •Same measurement procedure

  •The same observer

  •Same conditions (environmental)

  •The same location

  •Repetitions are carried out for a short period of time

• •Change conditions

  •Different principle or method of measurement

  •Different observer

  •Different locations

  •Different condition of use

  •Different time

Tags

NGSS.MS-PS2-2

Determine the standard deviation of a 10.0 cm length marker pen that have the following data:

10.0 cm, 10.1 cm, 10.2 cm

• 0.057

• 0.1

• 0.02

• 0.115

What system of measurement is used in science?

• US Customary Units

• Metric Units

• SI Units

Tags

2