When looking at a fluorescent bulb what kind of spectrum did you see through your spectrometer? Selected Answer: a continuous spectrum with some bright lines superimposed Question 1 1 out of 1 points When looking at a bright incandescent light bulb (household bulb) what kind of a spectrum did you see through your spectrometer? Selected Answer: a continuous spectrum (like a rainbow) Question 2 1 out of 1 points When looking at a fluorescent bulb what kind of
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Benefits Of Compact Fluorescent Light Bulbs CFLs Lighting your way to a brighter future Why switch to an energy saving CFL • Using compact fluorescent light bulbs (CFLs) helps us lessen our impact on the earth while saving energy and money. • CFLs can be recycled - which keeps more materials out of landfills. • They last longer‚ up to 10 times longer than incandescent light bulbs‚ which means fewer trips to the store‚ saving you time AND money. • By switching from a 60W incandescent to a
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[i.e.‚ fluorite]‚ as the analogous term opalescence is derived from the name of a mineral."[10] The name was derived from the mineral fluorite (calcium difluoride)‚ some examples of which contain traces of divalent europium‚ which serves as the fluorescent activator to emit blue light. In a key experiment he used a prism to isolate ultraviolet radiation from sunlight and observed blue light emitted by an ethanol solution of quinine exposed by it.[11] Physical principles [edit] Photochemistry [edit]
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life. Here are ten ways that you can go green. 1. Save energy to save money. * Set your thermostat a few degrees lower in the winter and a few degrees higher in the summer to save on heating and cooling costs. * Install compact fluorescent light bulbs (CFLs) when your older incandescent bulbs burn out. * Unplug appliances when you’re not using them. Or‚ use a "smart" power strip that senses when appliances are off and cuts "phantom" or "vampire" energy use. * Wash clothes
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We take an ordinary T8 fluorescent tube with 1.2 m in a certain department stores for example:‚ the rated power is 40W (actual consumption of power> 40W)‚ if the daily business hours is 8:00 am – 23:00 pm ，the electricity charge is one yuan per watt‚ then the power consumption and electricity consumption of an ordinary tube is as follows: Power Consumption per day: 40 W × 15 HS ÷ 1000 = 0.6 degrees /watt The electricity charge: 0.6 × 1 yuan / kWh = 0.6 yuan Year consumption: 0.6 × 365 days
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About… Department of the Environment Compact Fluorescent Light Bulbs What are the benefits of compact fluorescent light bulbs? Compact fluorescent light bulbs (CFLs) have several advantages over incandescent light bulbs. They last 810 times longer‚ use about 75% less energy‚ and produce 90% less heat while delivering more light per watt. For example‚ a 25-watt CFL provides about 1800 lumens‚ compared to 1750 lumens from a 100-watt incandescent lamp. Use of CFLs reduces the need for electricity
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Assignment University of Phoenix RES110 Introduction to Research and Information Utilization April 21‚ 2010 Compact Fluorescent Lighting Benefits Thesis Statement: Although most consumers have switched the lighting in their homes to Compact Fluorescent Lighting‚ it is uncertain whether they have received any benefits by doing so. Problem Statement: Compact Fluorescent Lighting has now become a standard in most households however; information regarding the benefits this type of lighting
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light bulb in the year 1879. With the advancement in technology‚ today we have different types of light bulbs such as Incandescent‚ Halogen‚ Fluorescent‚ Compact Fluorescent Lamps‚ High-Intensity Discharge Lamps‚ Low-Pressure Sodium Lamps‚ LED (Light Emitting Diodes). The most common light bulbs that are generally used for household purposes are compact fluorescent and incandescent light bulbs. Incandescent lighting is very well studied since it has an extensive history. There is no question as to
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Lava Lamp Science Investigatory Project Submitted by: Keanu Kent B. Gargar IV – St. Ezekiel 10/7/13 Introduction A lava lamp (or Astro lamp) is a decorative novelty item‚ invented by British accountant Edward Craven-Walker in 1963. The lamp contains blobs of colored wax inside a glass vessel filled with clear liquid; the wax rises and falls as its density changes due to heating from an incandescent light bulb underneath the vessel. The appearance of the wax is suggestive
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Speech September 24‚ 2013 How to make a homemade Lava Lamp INTRODUCTION: Getting Their Attention: How many of you own lava lamps? How many of you enjoy looking at Lava Lamps? Introducing Yourself and Relating The Topic to the Speaker: If you’re like me you love looking at a lava lamp at night or if you’re in your living room just hanging out it’s always a good thing to just look at and keep your mind busy. I’ve always found lava lamps very cool. Preview Your Points: Today I will show you
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