gas fundementals
water one metre high exerts a pressure of?
9.81 kPa
what 2 things affect pressure?
height and density
pressure is described as?
force per unit area
force is defined as...?
a simple push or pull or weight not restricted to area
does shape of container affect the pressure of liquid?
No
if the height of a column of fluid is halved then...?
the pressure is halved
do horizontal runs affect pressure?
no
hydrostatic pressure is the study of what?
fluids under pressure and at rest
water exerts 0.433 psi over one square inch? true or false
true
relative density of mercury is
13.6
a column of mercury 10inches high exerts a pressure of...?
4.91psi
pressure equals what?
height X density
if the height of a column of water is in feet you choose what number to calculate it?
0.433 lb/in^2
1 psi is how much water column?
27.7 or 28W.C
Force is calculated using what triangle?
FAP
should you follow BEDMAS when calculating?
Yes
many gasfitting regulations are designed to permit what?
the forces of the atmosheric pressure to aid in drainage or to prevent backflow in a water distribution system
air is a mixture of what 2 major gases and whats there percentages?
nitrogen 78% and oxygen 21%
atmospheric pressure is considered to be what? (psia, kPa)
14.7psia and 101kPa
Hg is what? (hint its a measurement compared to a certain substance)
Mercury
theres 2 types of barometers what are they
Mercury barometer and Aneroid barmeter
a perfect vacuum is equivalent to??
0psia
whats more dense? water or mercury?
mercury
does matter have weight (Mass)?
yes
how is a compound created?
when atoms of two or more different elements chemically combine
when matter is composed of only one type of atom it is called an?
element
solutions are what?
mixtures in which one substance is dissolved by another evenly so the whole mixture is the same throughout
oxygen dissolving into air or mercaptan into natural gas is...? (compound, Mixture, or solution)
Solution
whats a mixture?
Mixtures are composed of molecules of different materials that have not combined in a way such that no chemical reaction takes place
what metals are an example of a mixture? (just 2 listed)
brass, copper and zinc
when a substance is composed of molecules from two or more different atoms that have chemically combined, it is a...?
Compound
three states of matter
solid, liquid, gas
are able to occupy smaller volume when forced by additional pressure (term)
Compressible
resistance tk shearing or flow (thick like oil) term
viscous
two factors which determine the state of matter are...?
temperature and pressure
Sublimation
soilds going straight from soild to a gas
Latent heat
the amount of heat required to change the state of a substance
changes are divided into two types, what are they
Physical change and chemical change
physical change does not affect the chemical composition of the substance? true or false
True
chemical changes can produce new substances or one with different characteristics? true or false
True
Water volume increases by .... times when turning from water to steam
1700
Adhesion (definition)
is the force exerted by the attraction of different molecules to each other
Cohesion (definition)
is the force attraction between like molecules
Capillarity (calillary action ability)
is the ability lf a liquid to rise or drop in small tubes
soldering uses what
capillarity action
density is
is the mass of a substance per unit volume
density of water is (hint kg/m^3 or lb/ft^3)
1000kg/m^3 and 62.4lb/ft^3
the mass of 4 cubic feet of water is....(imperial)
249.6 pounds
the mass of 4 cubic meters of water is (metric)
4000kg
substances usually expand when heated, causing there volume to increase while their density decreases with water being an exception to this rule. true or false
true
airs density in imperial
0.076 lb/ft^3
airs density in metric
1.29 kg/m^3
waters density in imperial
62.4 lb/ft^3
waters density in metric
1000kg/m3
density is the relationship of the mass of a substance to its .....
Volume
air has a relative density of
1
methane has has a relative density of
0.6
propane gas has a relative density of
1.5
propane liquid has a relative density of
0.5
water has a relative density of
1
relative density is the same in either measuring system, metric or imperial true or false?
True
volume x density gets you what?
buoyant force available
| Quiz |
|---|
| United States Federal CourtsCourts |
| United States Federal JudiciaryCourts |
| UESCA Running Coach Certification - copyUESCA Running Coach Certification - copy |
| Periodic Table |
| physique |
| Inmuno |
| in Vivo and ex Vivo Imaging Techniques |
| sociologi |
| Bookie's Nutrition Quiz |
| Révision histoire guerre froide |
| panspermia em português |
| Abiogenese em portugues |
| Macro Economie |
| sociologi som vetenskap |
| شريعة اسلامية |
| Äbiogenesy |
| Biologie |
| Genetik |
| Environmental Science |
| First Aid - copy |
| Dangerous Goods - copy |
| Narkotika och psykisk ohälsa |
| Science Lab Safety symbols |
| First Aid |
| go fishing |
| Superhumans |
| Romarriket, Antiken |
| german 17 |
| Titles and Authors 2024 |
| Théorie de l'apprentissage examen mi-session |
| Koine Greek Ch. 24 Subjunctive Mood |
| Koine Greek Ch. 23 Perfect & Pluperfect Tenses |
| politique |
| Art |
| Glosor |
| EnglishStudy |
| Tina 🤪what is the ionzation energy ? |
| Chemistry |
| Hebrew Actions |
| Japanese (Restaurant Reponse Cards)Japanese phrases for restaurant interactions |
| 12th night |
| frans1 h3 |
| FAR Inventory |
| LOIRE |
| Radioactivity |
| pnf3 - kopia |
| Weimar and Nazi Germany History |
| NYA ZEELAND |
| pnf3 |
| VolcanoClassification of volcanoes, volcanoes style of eruption, types of volcanoes eruptions, classification of volcanoes, PHIVOLCS |
| VolcanoesEruptions of volcanoes, the philippines is located along the ring of fire, classification of volcanoes |
| 😭 |
| Sammansatta joner |
| kemi syror och baser |
| hff |
| sj judet onsdag |
| CHAPTER 2: ALFRED ADLER: Individual Psychology |
| 10-42 sWs |
| IR french verbs |
| ER french |
| INTRODUCTION QUIZ IN TOP |
| CHAPTER 1: SIGMUND FREUD PSYCHOANALYSIS |
| buss |
| vocabulary |
| Hebrew |
| Modalities |
| History (20th Century) |
| pedagogia |
| introduction |
| 2.2 |
| History (1800s) |
| RullMat DIZEL |
| Literary Terms A |
| 2.1 |
| 1.1 |
| catabolismo |
| metabolismo y catabolismo |
| metabolismo y catabolismo |
| UE7- intro à l'histoire de la médecine |
| instuderingsfrågorinstuderingsfrågor |
| Upper Extremity |
| Matematiktentamenplugg till tentamen, HB |
| Essential |
| MRI |
| history 5 |
| History (The Renaissance) |
| History (Medieval Period) |
| espagnolo facil n°2 |
| Fortnite |
| nytt mag o tarm test 3 |
| english |
| enlish |
| socials exam pt 2 |
| LNG2002 |
| "Patricia va a California" Chapters 1-6 Vocab |
| British in North Americastudy |
| Dinner |
| Lunch |
| Breakfast - Classic |
| AUSTRALIEN |
| video lecture Q's |
| Cells Quiz Qs (part 1) |
| 355 Midterm 1Exam on Februrary 21, 2024 |
| questionto know |
| RAS O SJUKDOM |
| KNSS 307 physical growth maturation and aging |
| rasproblem |
| Biologi åk.8biologi |
| ledo prov 3 |
| Unit 1 Cancer |
| HS Quiz #2 |
| Kirvie |
| religious studies midtermmidterm |
| linux |
| Organic Synthesis HT - copy |
| kut ak twee dagen van tevoren 😊 - copy |
| Antiken, Grekland |
| B |
| social |
| 1.2 - 1.39e |
| Quiz 4 REVIEWER |
| Social Vocab |
| mixtures |
| Avoirudk |
| Qualitative Research Methods Mid TermMethods
Case Studies
Ethical Research
Interviews
Textual Analysis
Coding
Field Research
Focus Groups |
| Anththo quiz week 6 |
| glosor |
| Historia |
| LatinDS LATIN |
| InsuranceInsurance Planning |
| Gov't Unit 1 (Part 2) |
| Gov't Unit 1 (Part I) |
| COMPUTER SICENCE |
| Nervsystemets neurontransmittorer |
| UE7- fonctionnement psychique |
| english quiz - copy |
| english quiz |
| TSA |
| Medications |
| cyber security 6 |
| Homework |
| noah |
| English |
| acid/bases |
| Meningar |
| 6008 EthicsExam Practice |
| Kemi prov frågor |
| 6008 Steps in the Audit Life CycleExam Preparation |
| Korea 1 |
| 6008 Business Impact AnalysiExam Practice |
| Business formulae |
| Juridik inför tenta |
| mouvement circulaire |
| 6008 Risk AssessmentExam Practice |
| cyber security 4 & 5 |
| privatjuridik fastighetsrättkj |
| Vocabulary |
| 1. Divers modes d’alimentation des animaux Les divers modes d’alimentation des a |
| DT 5 - ProcedursederingProcedursedering m läkemedel |
| SYDAFRIKA |
| ogl202 - kopia |
| kut ak twee dagen van tevoren 😊kaulo ak |
| Causes of the rise of nationalism on india |
| literära begreppbegrepp svenska 2 |
| Frans |
| interaction motricité lefevbre CM |
| mariia |
| PhysicsPhysics[Materials] |
| glosor |
| SCIENCE |
| DG |
| 6008 IT GovernanceExam Practice |
| CHM 7-9 |
| 6008 The NIST FrameworkExam Practice |
| biology |
| Labratory Equipment |
| WHIMIS |
| Prendre |
| faire |
| aller |
| Être |
| Anatomie - examen pratique IIIexamen au lab |
| Avoir |
| mine |
| begrepp |
| glosor kap 14 |
| nomenclature |
| Myanmarကဗျာ ခက်ဆစ် |
| show me |
| PSYCH 340: Chapter 2Exam on February 14, 2024 |
| Geometry Test |
| 10 premiers verbes irreguliers_5eme_Madame Gravereaux Benoit_ |
| PSYCH 340: Chapter 1Exam on Feb 12, 2024 |
| M&MBegrippen |
| no läxa genetik |
| The Spleen Channel of Foot Taiyin |
| The Stomach Channel of Foot Yangming |
| The Large Intestine Channel of Hand Yangming |
| DT 5 - ÖNHEpistaxis
Fiber laryngoskopi
Dix Hallpike / Epleys manöver |
| science |
| measurement theory |
| social psychology |
| pharmaco |
| limbiska systemetlimbiska systemet |
| Organic Synthesis HT |
| Myanmarစကားပြေ ခက်ဆစ် |
| Myanmarရေးသူ နှင့် စာပေအမျိုးအစား |
| de 12 kranialnervernapå svenska och latin |
| General Knowledge |
| Earth Science |
| Real world mathMath you will encounter in real life scenarios. |
| Algebra |
| Algebra Basics / Pre-algebra |
| Foundational Math |
| Muscoloskeletal system |
| 3 Times Tables- SAM |
| 2 Times Tables- SAM |
| Waves Quiz |
| biologi - genetik |
| TAW knowledge Test 1 |
| AK topo - copy |
| AK topo |
| les cités romaines r |
| Djurvårdare |
| JW359 Real estate vocabulary terms for 2024 |
| Biology Paper 2-The Nervous system |
| Biology Paper 2- Homeostasis and Response |
| no |
| Bygg prov F1Prov |
| UE7-l'empathie |
| sj judet |
| computer networks - vocsWHAT IS COMPUTER NETWORKS?
● it's a group of computers linked to each other that enables the computer to communicate with another computer and share their resources, data, and applications.
● An inter... |
| Medieteknik |
| Periodic Table of Elements - SymbolsFind the symbol that corresponds to the Element. |
| UE7-émotions et tratégies d'adaptation face au stress |
| UE7-maladies, traitements: def et représenatations |
| Sociology 150 Midterm |
| 6070 Transport Protoco TCPexam pratice |
| Political Spectrum (Socials) |
| Kemi |
| HISTORY |
| Criminal Psychology |
| 6070 Transport Protocol UDPpratice Questions |
| Verbes en espagnol |
| Biology questions |
| chap 37 de mort |
| Physical/Chemical Properties of Matter & Classifying Matter |
| phrasal verbs |
| Vocabularies |
| Psykologi |
| Ak paragraaf 1 |
| Business Marketing Aim B |
| perfect squares |
