Everyday Science Exercise 12 ( Unit Of Measurement )

Everyday Science Exercise 12 ( Unit Of Measurement )

• Ozone is measured in percent age.
• An object traveling at Mach 2 is traveling approximately at 500 mph.(chk)
• What is measured on the Gay-Lussac scale: Alcohol strength
• Chronometer is used to measure... time
• Anemometer is used to measure... Wind Speed
• The clusec is the unit measuring the power of what Vacuum pumps
• One million cycles per second is called Megahertz.
• 0.200 grams are equal to one carat.
• Voltammeter is an electrolytic cell for conducting electrolytic dissociation of electrolyte.
• 8 furlongs make one mile.
• A billion contain 1000 million. It has 9 zeroes. Similarly a trillion has 12 zeroes,a quadrillion 15 zeroes, quintillion 18 zeroes and a decillion 33 zeroes.
• One inch is equal to 2.5400 cms and one mile is equal to 1.6093 kms.
• One micron is equal to One-thousandth of a millimeter.
• 2.47105 acres is equal to what SI unit-Hectare
• What word describes one tenth of a nautical mile-Cable
• What is measured on the Torro scale -Tornados
• unit of sound named after- Alexander Graham Bell - Decibel
• The density Smoke is measured on the Rngelmann scale-
• Unit of electromotive force in Volt.
• Power is measured in Watts (w).
• Resistance was discovered by Girge Ohm in 1826, and is measured in ohms.
• Electricity does not flow through a circuit by itself. It needs a ‘push’, or energy, to keep it moving. We this energy the voltage of the circuit. 
• Voltage is measured in volts (v).
• One unit of electric power is consumed when 10 A of current flows for 1 hour at 100 V. 1 Unit = 1w hr = 100 x 10 x 1 hr
• If the same note is played on a flute and a sitar, one can still distirguish b/w them because they differ
• A negatively charged glass rod has always less protons than electrons.
• The wavelength of the X-rays is of the order of 0.1 nanometer.
• Red, green and blue are known as primary colours. These are colours which cannot be produced with other colours.
• Scattering of light ___ the duration of the day (make)
• Oil rises in a wick of oil lamp on account of a property of matter called Capillary Action a primary cell can ___ be charged again (not)
• When a person can see nearer objects but not the distant ones he is said to be suffering from : nearsightedness (myopia)
• ATP is a molecule containing high energy bonds.
• An example of inorganic compound is carbon monoxide.
• The time period of a pendulum on moon increases.
• Clinical thermometer usually measures in Fahrenheit.
• Tube light emits radiation even after it is disconnected. It is due to Fluorescence.
• Shortsightedness can be corrected with the use of Concave.
• Rectifier converts AC into DC
• Atomic weight of chemical compounds is determined by Mass spectroscopy.
• Atomic pile is a place where nuclear fission is made.
• Drinker’s apparatus is for measuring the amount of Alcohol in the blood.
• Dewar’s flask is called as thermos.
• The conversion of gases into liquid under high pressure and low temperature is called regulation.
• If a green leaf is seen in a red light its color will be black.
• Emerge of VIBGYOR from one side of the prism is due to refraction and dispersion of light.
• Oxidation is the process in which electron is lost.
• Half-time is a time of radioactive substance taken by that substance to decompose radioactivity to weight.