# Temperature Fluctuations Search Results

### How To: Consider the effects of currency fluctuations on trade

In this free video economics lesson from Salman Khan, you'll learn about the effects of currency fluctuations on trade. For all of the relevant details, and to learn more about the effects of currency on international trade, watch this clip.

### How To: Make an infrared heart sensor

This video shows how to create an infrared heart sensor using an Arduino controller, a couple of resistors, and an infrared light emitter and detector. This device will be used on the subject's finger, detecting the amount of blood which is flowing through the subject's finger. The amount of oxygenation of the blood is shown in the finger, which will cause the infrared light to reflect off the skin and to the transmitter which is close by. The fluctuations of oxygenation are picked up by the ...

### How To: Create a beer cellar

Just like wine, some beer gets better with age. Learn how to properly store and age beer for optimal flavor.

### How To: Explain why international exchange rates fluctuate

In this free video economics lesson from Salman Khan, you'll learn about international exchange rates and why they vary. For all of the relevant details, and to learn more about the causes and effects of currency value fluctuation, watch this clip.

### How To: Replace the coolant temperature sensor in your Volkswagon automobile

This guide walks you through the replacing of a coolant temp sensor on a Volkswagon by showing you step-by-step instructions using a 2.8L Volkswagon Passat with a 6 cylinder engine. Start by removing the plastic engine cover, disconnecting the electrical connection, and removing a large hose so that you can gain access to the air duct.

### How To: Know standard deviation in your financial portfoli

In this tutorial, we learn how to know what standard deviation is in your portfolio. Standard deviation is the amount of risk you have inside your portfolio, this will show you how much fluctuation you have in your portfolio. Depending on the expected return of your portfolio over an amount of time, you could have a different range of standard deviation. Knowing what your standard deviation can help you do the math to see what your chances of a return or loss will be for certain. This will he...

### How To: Change temperature settings in a 2010 Toyota Prius

In this video, we learn how to change the temperature settings in a 2010 Prius. All the climate controls are on the center console. The steering wheel can also help you change the temperature control. Press the green switch first then you will be able to set the temperature that you want the car to be. The system will then maintain that temperature. If you want to use the fan, select the fan and then select the speed you want it to be at. There is also a front and rear defroster you can press...

### How To: Convert temperature using a point slope equation

In this video the instructor shows how to convert temperature using the point slope form. In this kind of problem sometimes you are given a temperature in Fahrenheit and its equivalent in Celsius and an other temperature similarly in both Fahrenheit and Celsius. Now you are asked to find a linear equation for these pair of temperatures. To solve these kind of problems assume that the given temperatures represent the point (x, y). Now you have two points. Substitute this value in the point slo...

### How To: Make the bath water temperature warm for your kids

Bath time can be a mess with the kiddies. Make sure your children are comfortable when taking a bath. The important thing is to make sure both the room temperature and the bath water temperatures are appropriate. Use your elbow and not your fingers to test the temperature of the water.

### How To: Solve temperature subtraction problems (integers)

An educational video from free math tutoring that shows an easy way to calculate differences of temperature. Many times people commit simple mistakes in subtracting temperatures that lead to illogical results. This video explains a very common pitfall and at the same time, clears up an important concept in temperature subtraction.

### How To: Create a line graph

This video shows the method to make a line graph. First step involves drawing a horizontal and vertical line joined at one end. We have to plot the maximum and minimum temperatures during 5 days. Label the vertical with the temperatures(10, 20, 30...50) and the horizontal line with the days of the week(Monday....Friday). Label the vertical line as 'Temperature' and the horizontal line with 'Day of the week'. Plot the temperatures selecting the day from the horizontal line and marking at the c...

### How To: Convert temperature using y = mx + b

In this video the instructor shows how to do temperature conversions using y = m*x + b. Now if Celsius is represented by the variable C and Fahrenheit is represented by the symbol F, you can replace then in the previous equation in place of the variables x and y giving you the equation C = m*F + b. Now to solve for the values of the constants m and b you need to have values of two sample temperatures in both Celsius and Fahrenheit. Take the first sample and substitute in the above equation gi...

### How To: Use steamers to kill bed bugs

Steps to check and see if the steamer you own is good for bed bug control: 1.Take a temperature probe available at your home. It could be a meat or turkey temperature thermometer showing instant temperature.

### How To: Perform the Temperature card trick

How to Disturb Reality is here to teach you some magic card tricks that you can learn directly at home. This video will hopefully inspire you to become a great magician, so if you're here to just learn card tricks and not perform them, you're here for the wrong reason!

### How To: Make an IR detection device and measure temperature w/ quenched phosphors

Phosphors are great for lighting up areas where fire will not burn, and also for keeping humans alive in very small quantities. Quenching phosphors allows you to use them for all sorts of cool projects, and this video will show you how to make an IR detection device with quenched phosphors and also how to measure temperature with thermally quenched phosphors.

### How To: Use the correct tires for the temperature and improve RC performance

Optimize vehicle performance by knowing the differences between the different tires available for your RC vehicle. Each type of tire (commonly referred to by the red dot, blue dot or green dot) is optimized for a specific operating temperature range. Knowing about the different temperatures and what tires are best suited for them could be the difference between first place and second. Find out more in this instructional video.

### How To: Heat your home and save energy

In this video, we learn how to heat your home and save energy. Any gaps around the door can lower the temperature dramatically, so make sure you have weather stripping along the sides, bottom and top of the door. You should also make sure this stripping is on your windows as well. Just by having all these in your home, you will save a lot of money on your bills. Also, you need to make sure your control system is set onto one temperature all the time. If it stays at one constant temperature, y...

### How To: Complete Fahrenheit to Celsius conversion

This video shows you how to convert temperatures from Fahrenheit(F) to Celsius(C). In the video, the example of 75 degrees F is used. The formula for converting Fahrenheit to Celsius is given by temperature in Celsius= (temperature in Fahrenheit- 32)/1.8. So for 75 degrees F we take 75 in place of temperature in Fahrenheit. Therefore the equation becomes (75-32)/1.8=C . Further 43/1.8=c and finally C= 24. Hence 75 degrees Fahrenheit= 24 degrees Celsius . This conversion is used as Celsius is ...

### How To: Boil water at room temperature in a vacuum

This is a super cool way to learn some science while combating spring break or summer break boredom. This science video teaches you how to boil water at room temperature. Obviously this won't work in the normal conditions in which you boil water. But if you place the water in a vacuum, where the atmospheric vapor pressure is lowered, water can boil at a much lower temperature.

### How To: Kill bed bugs with a ThermaPure heat system

In order to use ThermaPure heat system to eradicate bedbugs, you will need a professional, with the appropriate equipment, including surface temperature readers.

### How To: Monitor CPU Temperature from Android's Status Bar

At the core of your Galaxy S5's hardware lies the central processing unit, or CPU for short. Practically every piece of data, every binary bit, has to pass through your CPU before it can be used to display a video or execute a game command.

### How To: Turn Your Samsung Galaxy Note 3 into a Personal Ambient Weather Station with These Apps & Widgets

The majority of Android devices have built-in sensors underneath the hood that measure motion, position, and several environmental parameters that provide data needed to monitor your movements and adjust accordingly.

### How To: Use auto climate controls on a 2010 Toyota 4Runner

On 4Runners equipped with the automatic climate control system, the left and right hand knobs control the temperature settings for the driver's side and passenger's side. To use it, switch on auto mode by pressing the ‘auto’ switch on the left hand knob so the amber light is illuminated. Then press ‘dual’ on the right hand knob so its amber light is illuminated. Rotate the left hand and right hand knobs to set your temperatures. The system will maintain those temperatures. If you want the who...

### How To: Build your own sous vide rig for cooking

Sous vide, or ultra-low temperature poaching, is transformed into a safe and precise science when you create your own rig in this informative video from Cooking With Geeks entrepreneur Jeff Potter. The essential components of this cooking device are a slow cooker, a thermocouple and a temperature controller. Watch the video to see these components combine into a DiY sous vide rig.

### How To: Marinate and barbeque chicken on the grill with Lowe's

Now we explain how to marinade and barbecue on the grill. Skill level is beginner. For great-tasting chicken, consider whole chickens over light or market chicken parts. Combine herbs and spices with oil and an acid like juice, vinegar, or yogurt; the acid tenderizes the meat. Marinade the chicken at room temperature for 20 minutes. Cook for 10 minutes on one side at medium heat. Cook on the other side for another 5 minutes and check the temperature. If the temperature is at 165 degrees it is...

### How To: Care for a child with a fever

Dr. Bob Sears explains to parents the difference between a child's fever that may be serious and one that isn't. Only when the child's fever is high and any efforts to bring it down have failed, should you seek medical attention. This means the child could have a serious infection. A temperature of 103 or more is considered high, 101-102 is medium, and 99-100 is typical. Dr. Sears recommends using a regular digital underarm thermometer to check the child's temperature. Hold the thermometer un...

### How To: Chart your basal body temperature with pen, paper and thermometer

If you're looking to get pregnant, there's a lot of information you should know, especially if you're having a hard time conceiving. One of the things you should know is what your basal body temperature is. This can help you and your doctor figure out about your ovulation. Michael C. Lu shows you what to do to chart your basal body temperature with pen, paper and thermometer, along with a free chart from Fertility Friend.

### How To: The Only Time You Should Ever Store Tomatoes in Your Fridge

When it comes to proper tomato storage, conventional kitchen wisdom (and Alton Brown) state that tomatoes are best stored at room temperature—not in the refrigerator. Supposedly, refrigerated tomatoes develop a mealy texture and lose their flavor if they are exposed to cooler temperatures over time.

### How To: Replace an Oven Temperature Sensor

If your oven does not regulate temperature properly, you will probably have to replace the temperature sensor. You can follow the steps in this video to help you do this easy repair.

### How To: Bleed your car's cooling system (and get the air out)

The temperature control onto hot and the fan is turned off. A bleeder is loosened with a 12mm screwing object. A funnel attachment is placed onto the cooling system and the actual funnel placed ontop. A pre-mixed liquid is poured into the funnel. The bleeder valve is then tightened. Another set of liquid is poured into the funnel and some is poured into a reservoir at about 3/4. The vehicle is started and druiven a few steps back and left on, to run at about 2500 rpm until the cooling fan com...

### How To: Customize white balance & temperature for perfectly colored photos & videos

Has white balance always been a problem in your photographs? Getting the perfect color in your photos is tricky business, even on digital cameras. This video will give you the ultimate information on customizing the white balance and color temperature for your film, video footage and pictures. Ritwika teaches how to obtain accurate color balance using various custom white balance techniques.

### How To: Convert a temperature from Fahrenheit to Celsius with simple arithmetic

Looking for a thorough guide on how to convert between Fahrenheit and Celsius temperature scales? It's easy! And this clip will teach you everything you'll need to know. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps. With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials...

### How To: Program a thermostat

In this tutorial, we learn how to program a thermostat. First, you will need to look up what your home temperature should be at all times, depending on how large it is and what time of the day it is. Once you do this, you will go to your thermostat and figure out how to change the temperature settings for each day of the week. Adjust the temperature to change when you are home and for when you are not going to be home. If you don't have the heat on when you aren't home, this will help you to ...

### How To: Protect children from high bath water temperatures

Giving your kid a bath is an integral part of child care. What's that saying? Cleanliness is next to Godliness? Okay, maybe not, but a clean baby is a great sight, but there are things to worry about when filling up the bathtub. Could the water temperature be too hot? NFPA's Amy LeBeau on the importance of testing the temperature of bathwater before putting children into the tub. Safety also comes first.

### How To: Find the mean o a set of numbers

"Mean" is really the average on a set of numbers. The video uses the temperatures on a weather report as an example of a data set. Start by adding the temperature numbers of the week up. After you have the total, divide that number by 7, because you used 7 numbers in your data set. The answer that you get after dividing will have a few decimal places at the end of it. You can round the answer to the nearest whole number because all the numbers from your original data set do not have any decim...

### How To: Experiment with temperature using glow sticks

In this video from Dr. Carlson, users are shown how to witness the effects of the relationship between temperature and matter firsthand, using light-sticks. For the experiment, users need 3 beakers (or vessels of the sort,) and 3 light-sticks of the same color, shape, and light. To test the range, each beaker must correspond to one of the following states: room temperature, ice-water, or boiling water. Deposit a stick in each of them and observe for two minutes. Thus, one will see how the ato...

### How To: Convert Celsius to Fahrenheit

Can't remember how to convert Celsuis temperatures to Farenheit? If your old science lessons are escaping you, then your answer is here. Use the simple formula outlined in the steps in this video to make the proper conversion every time.

### How To: Convert Fahrenheit, Celsius, Rankine & Kelvin online

Need to easily convert Fahrenheit to Celsius? What about Rankine and Kelvin? There's an easy way to do it online, and this video tutorial shows you how. Navigate your browser to Tampile, where you'll find an easy to use temperature converter. The drop-down menu in the center of the page allows you to choose between Fahrenheit, Celsius, Rankine, and Kelvin. All you have to do is input a temperature and then press the "Convert Temperature" button. The results will appear in a table directly bel...

### How To: Prepare & cook a ribeye roast beef in the oven

Set the packaged roast on the kitchen counter. Let the roast warm to room temperature for an hour or more. This helps it to cook evenly.

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