Key Terms from Glossary


Introduction to Glossary
  • The glossary activity module allows participants to create and maintain a list of definitions.
  • The auto-linking feature will highlight any word in the course which is located in the glossary.
  • Student can post their comment on each Key-Term from glossary.
Completion Information
  • For successful completion of glossary activity, student must carefully browse it
Video Tutorial

Browse the glossary using this index

Special | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | ALL

A

Question:

accuracy

(Last edited: Wednesday, 19 June 2019, 8:25 AM)
Answer:

the degree to which a measured value agrees with correct value for that measurement


Question:

approximation

(Last edited: Wednesday, 19 June 2019, 8:25 AM)
Answer:

an estimated value based on prior experience and reasoning


C

Question:

classical physics

(Last edited: Wednesday, 19 June 2019, 8:26 AM)
Answer:

physics that was developed from the Renaissance to the end of the 19th century


Question:

conversion factor

(Last edited: Wednesday, 19 June 2019, 8:26 AM)
Answer:

a ratio expressing how many of one unit are equal to another unit


D

Question:

derived units

(Last edited: Wednesday, 19 June 2019, 8:27 AM)
Answer:

units that can be calculated using algebraic combinations of the fundamental units


E

Question:

English units

(Last edited: Wednesday, 19 June 2019, 8:27 AM)
Answer:

system of measurement used in the United States; includes units of measurement such as feet, gallons, and pounds


F

Question:

fundamental units

(Last edited: Wednesday, 19 June 2019, 8:28 AM)
Answer:

units that can only be expressed relative to the procedure used to measure them


K

Question:

kilogram

(Last edited: Wednesday, 19 June 2019, 8:28 AM)
Answer:

the SI unit for mass, abbreviated (kg)


L

Question:

law

(Last edited: Wednesday, 19 June 2019, 8:29 AM)
Answer:

a description, using concise language or a mathematical formula, a generalized pattern in nature that is supported by scientific evidence and repeated experiments


M

Question:

meter

(Last edited: Wednesday, 19 June 2019, 8:29 AM)
Answer:

the SI unit for length, abbreviated (m)


Question:

method of adding percents

(Last edited: Wednesday, 19 June 2019, 8:30 AM)
Answer:

the percent uncertainty in a quantity calculated by multiplication or division is the sum of the percent uncertainties in the items used to make the calculation


Question:

metric system

(Last edited: Wednesday, 19 June 2019, 8:30 AM)
Answer:

a system in which values can be calculated in factors of 10


Question:

model

(Last edited: Wednesday, 19 June 2019, 8:31 AM)
Answer:

representation of something that is often too difficult (or impossible) to display directly


Question:

modern physics

(Last edited: Wednesday, 19 June 2019, 8:31 AM)
Answer:

the study of relativity, quantum mechanics, or both


O

Question:

order of magnitude

(Last edited: Wednesday, 19 June 2019, 8:31 AM)
Answer:

refers to the size of a quantity as it relates to a power of 10


P

Question:

percent uncertainty

(Last edited: Wednesday, 19 June 2019, 8:32 AM)
Answer:

the ratio of the uncertainty of a measurement to the measured value, expressed as a percentage


Question:

physical quantity

(Last edited: Wednesday, 19 June 2019, 8:33 AM)
Answer:

a characteristic or property of an object that can be measured or calculated from other measurements


Question:

physics

(Last edited: Wednesday, 19 June 2019, 8:33 AM)
Answer:

the science concerned with describing the interactions of energy, matter, space, and time; it is especially interested in what fundamental mechanisms underlie every phenomenon


Question:

precision

(Last edited: Wednesday, 19 June 2019, 8:34 AM)
Answer:

the degree to which repeated measurements agree with each other


Q

Question:

quantum mechanics

(Last edited: Wednesday, 19 June 2019, 8:34 AM)
Answer:

the study of objects smaller than can be seen with a microscope


R

Question:

relativity

(Last edited: Wednesday, 19 June 2019, 8:34 AM)
Answer:

the study of objects moving at speeds greater than about 1% of the speed of light, or of objects being affected by a strong gravitational field


S

Question:

scientific method

(Last edited: Wednesday, 19 June 2019, 8:35 AM)
Answer:

a method that typically begins with an observation and question that the scientist will research; next, the scientist typically performs some research about the topic and then devises a hypothesis; then, the scientist will test the hypothesis by performing an experiment; finally, the scientist analyzes the results of the experiment and draws a conclusion


Question:

second

(Last edited: Wednesday, 19 June 2019, 8:35 AM)
Answer:

the SI unit for time, abbreviated (s)


Question:

SI units

(Last edited: Wednesday, 19 June 2019, 8:35 AM)
Answer:

the international system of units that scientists in most countries have agreed to use; includes units such as meters, liters, and grams


Question:

significant figures

(Last edited: Wednesday, 19 June 2019, 8:36 AM)
Answer:

express the precision of a measuring tool used to measure a value


T

Question:

theory

(Last edited: Wednesday, 19 June 2019, 8:36 AM)
Answer:

an explanation for patterns in nature that is supported by scientific evidence and verified multiple times by various groups of researchers


U

Question:

uncertainty

(Last edited: Wednesday, 19 June 2019, 8:36 AM)
Answer:

a quantitative measure of how much your measured values deviate from a standard or expected value


Question:

units

(Last edited: Wednesday, 19 June 2019, 8:37 AM)
Answer:

a standard used for expressing and comparing measurements