Devon Laundromat & Cleaners

                           

                                                        548 Naugatuck Ave. Milford, CT 06460

(203) 874-5999

devon laundromat
548 naugatuck ave.
bridgeport ave. x naugatuck ave.
Milford, , CT 06460
ph: 203-874-5999

Common Facts

 

Density     
 name                      g/cm3   
 air0.001    
 wood0.710    
 corn oil0.925    
 water1.000    
 plastic1.170    
 glycerol1.260    
 rubber1.340    
 corn syrup1.380    
 steel7.810    
 mercury13.600    
      
Hardness     
 name              Hardness   
 talc                     1    
 gypsum               2

 

               

Fingernail      2.5 2.5
 calcite                 3  Copper        3.5 3.5
 fluorite                4  Iron nail       4.5 4.5
 apatite                5  Glass          5.5 5.5
 feldspar              6  Steel File    6.5 6.5
 quartz                7 Steak plate   7.0 7.0
 topaz                 8    
 corundum           9    
 daimond            10    
      
Distance from surface of the earth.   
 crust5 - 35 km   
 upper mantle670 km   
 lower mantle2215 km   
 outer core2270 kmiron + nickel  
 inner core1216 kmiron + nickel  
      

 

Geologic time scale 

      
Cenozoic Era       
 Quaternary period     
  recent epoch 0.01mybpHomo sapience, ice age 
  pleistocene epoch1.6mybpGrand Canyon 
 Tertiary period     
  pliocene epoch 5.3mybpMammalsAlps, Himalaya
  miocene epoch 23.7mybp   
  oligocene epoch36.6mybp   
  eocene epoch 57.8mybp   
  paleocene epoch66.4mybpDinosaurs extinct 
Mesozoic Era       
 Cretaceous period 144mybpAngiosperm, Rocky Mt 
 Jurassic Period 208mybpDinosaur dom, first bird 
 Triassic Period 245mybpWester American Mt. 1st Mammals
Paleozoic Era       
 Permian Period 286mybp   
 Pennsylvanian Period 320mybpReptile, coal  
 Mississippian Period 360mybp1st insect  
 Devonian Period 408mybp   
 Silurian Period 438mybp1st land plant 
 Ordovician Period 505mybp1st fish,   
 Cambrian Period 544mybpTrilobite, Brachiopod 
Precambrian Time       
        

 

Structure of the atmosphere     
  Elevation   PresureTemperature
 Exosphere500 - up   1 mb 600C - 1000C
 Thermosphere85 - 500 kmmeteor trails, Auroras, Satelites-90C - 600C
 Ionosphere85 - 500 kmRadio waves reflected by ionosphere 
 Mesosphere50 - 90 km    0C - -90C
 Stratosphere10 - 50 kmozone layer, Jet stream, weather balloon.60C - 0C
 Troposphere0 - 10 kmMt. Everest 315 mb10C - -60C
        
Ozone Disappearance     
 chlorofluorocarbon (CFCs)Cl3 C F =Cl + Cl2 C F UV breaks up CFC
   Cl + O3 =ClO + O2 Cl breaks Ozone
   ClO + O =Cl + O2 Repeat 
        
   Max. amt of water vapor in grams per cubic meter of air.
   Temp.         Gram  　
Air pressure changes with altitude.50 C80  　
　36 km10 mb45 C65  　
　28 km30 mb40 C 50  　
　24 km50 mb35 C38  　
　20 km75 mb30 C32  　
　16 km100 mb25 C25  　
　12 km 150 mb20 C 18  　
　8 km250 mb15 C13  　
　4 km500 mb10 C10  　
　0 km1000 mb5 C8  　
　　　0 C5　　　

  • Ocean water contents   
     Water96.50%   
     Salts3.50%   
      Sodium30.6%  
      Chloride55.0%  
      Magnesium3.7%  
      Sulfate7.7%  
      Cakcium1.2%  
      Potassium1.1%  
      Others0.7%  
          
    Population growth of modern humans. 
    2040 AD12 Billion  Air pollution created by human
    2000 AD     6 Billion  Cars60%
    1960 AD3 Billion  Industry15%
    1900 AD   Power plants15%
    1800 AD1 Billion  Heating5%
    1700 AD600 million  Burning wastes5%
    1600 AD     
    1500 AD     
    1400 AD   PH Scale 
    1300 AD   Ammonia11.1
    1200 AD   Magnesia10.5
    1100 AD   Sea water8.3
        Pure water7
    BC   Milk6.5
    4000 BC   Rain water5.6
    5000 BC   Tomato4
    6000 BC   Lemon2.3
    7000 BC   Human stomach1.6
    500,000 ya    

    Physical properties of earth   
    Diameter   12,756 km   
    Circumference  40,075 km   
    Mass  5.98 x 10 27  
    Density  5.52 g/cm3  
    Average distance to the sun149,600,000 km 
    Period of rotation a day 23hr, 56 min.  
    Period of revolution a year365 days, 6 hr, 9 min 
          
    Distance to Sun (km)    
    Mercury0.58 x 10 8   
    Venus1.08 x 10 8   
    Earth1.50 x 10 8   
    Mars1.50 x 10 8   
    Jupiter7.80 x 10 8   
    Satun14.30 x 10 8   
    Uranus28.80 x 10 8   
    Neptune45.10 x 10 8   
    Pluto59.20 x 10 8   
          
          
    Electromagnetic spectrum ranges  
          
          
     Radio waves      Microwaves    Infrared radiation
    103      104105      106107     108109   /  10 101011   /    1012                        Hz
          
     Visible light    
    1013    1014  /1015   /  10161017  /  1018/ 1019   10201021     1022　
              Ultraviolet   X raysGammarays 
          
     Wave length X Hz  =  300,000,000 meters 
          

  •  

    Most of Earth's crust is  The Sun is the source in our atmosphere.  
    composed of these elements A. Clouds and atmosphere absorb  20% 
    Oxygen46.6%　 B. Earth's surface absorbs50% 
    Silicon27.7%　 C. Surface reflects 5% 
    Aluminium8.1%　 D. Clouds and atmosphere reflect25% 
    Iron5.0%　      
    Calcium3.6%　 Percentages of gases that make  
    Sodium2.8%　 up our atmosphere 　 
    Potasium2.6%　 Nitrogen78%Neon　 
    Magnesium2.1%　 Oxygen21%Helium　 
    Others1.5%　 Argon0.93%Methan　 
    　　　 Carbon Dioxide   0.03%Krypton　 
        Water vapor  0.0 ~ 4%Xenon　 
        　　Hydrogen　 
        　　Oxone　 

Copyright 2009 devon laundromat. All rights reserved.

Web Hosting by Yahoo!

devon laundromat
548 naugatuck ave.
bridgeport ave. x naugatuck ave.
Milford, , CT 06460
ph: 203-874-5999