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How To: Play the retrieval shot

Tennis pro Brad Gilbert discusses and illustrates how to play the retrieval shot. This is an important shot to know because it's the only option shot you have when you're surprised by an effective lob and can't hit an overhead. Tips are shown throughout the video in the form of popups. Easy to understand.

How To: Understand the anatomy of the arm for drawing

In this tutorial we learn the anatomy of the arm for drawing. Although you may look at an image that you want to draw, drawing it is completely different with pen and paper. Learn the different types of bones that are in the arm to get a better idea of where they should be located at. Once you draw the joints and the bones, then you can connect them all and have far more details. It may take you a long time to understand how to draw the arm and all the parts, but you will gain a lot of knowle...

How To: Solve reverse percentage problems

We know the method for answering the question "What is the x percent of y" but, what about the answer to the following question "The x percent discounted price of an article is y. Find the original price." This is a reverse percentage problem that can be solved using the method shown in this video. This video contains three reverse percentage problems. The first two problems are essentially of the same type as explained above. A simple and easy to understand method of finding the original pri...

How To: Understand the properties of a rectangle

In this tutorial, we learn how to understand the properties of a rectangle. A rectangle has four interior angles that add up to 360 degrees. All of the angles have to be exactly 90 degrees in a perfect rectangle. Two opposite sides have to be congruent and parallel. The other opposite sides also have to be congruent and parallel. The diagonals of the rectangle are not perpendicular but they are congruent and they intersect at the mid points. Diagonals are not perpendicular, but they are congr...

How To: Understand chemistry & chemical change

This video tutorial is in the Education category which will show you how to understand chemistry and chemical change. The question here is 10g of Mg ribbon reacts with 0.15 mol decimeter cubed of hydrochloric acid at 25 degree Celsius. What is the balanced equation for this reaction? When magnesium reacts with hydrochloric acid, you will get magnesium chloride and hydrogen. So, the equation will be Mg + 2HCl = MgCl2 + H2. Mg is in group 2 of periodic table and has a valance of 2, whereas Cl i...

How To: Understand the hemoglobin & its role in the body

An in-depth explanation of the structure of the hemoglobin molecule, the process by which it binds with the oxygen in the lungs, how it dumps the same oxygen molecule at the appropriate location in the body and how carbon-dioxide gets attached to the hemoglobin molecule are the topics which the narrator in this video explains with diagrams and a few equations.

How To: Use the Quintile Formula in Statistics

In this tutorial, we learn how to use the Quintile Formula in Statistics. To find the quintile rank of a formula that is in a certain set, you will first need to count the number you are given. Then, read the equation so you understand what the R, N, equal side, and other numbers mean. Once you understand what all of these mean, fill in the formula with the correct information. Use the information you are given in the question to fill it into the equation. When finished, you will apply the ru...

How To: Understand Ohm's Law

This video teaches the basics of Ohm's law, which is an important equation in electrical engineering. The three variables which are used in this equation are V, which stands for voltage, I for current, and R for resistance. The equation for the law itself is I=V/R. This law defines the relationship between these three very important electrical properties. The host of the video further explains what voltage, current, and resistance are and how they work in relation to an electrical current. Gi...

How To: Use the entes de and después de verbs in Spanish

In this video, we learn how to speak Spanish: Antes de / DespuŽs de + verbs. When you say "antes de" this means before and "despues de" means after. Saying these in sentences can help describe doing something at a specific time. The formula for this is to have the "antes/despues de" + an infinitive. Learning some basic reflexives can help you describe what you are doing. For example, "levantarse" means to get up. You will change the tense of the verb depending on when you did it, then change ...

How To: Understand circuit bending

In this video, we learn how to understand circuit bending. Circuit bending is noodling around with circuitry to see how it sounds and get different noises out of it. When you go into a motherboard and see the circuits that are inside of it, these can make noise if you re-circuit them. This can help you be creative and turn the electronic circuit board into a canvas. This can let someone immediately create something out of this and use it as an art form. It takes trial and error to find someth...

How To: Understand subject pronouns in Spanish

In this video, we learn how to understand subject pronouns in Spanish. Subject pronouns are pronouns that stand in for the person that is going to carry out the action in the sentence. In English, sentence pronouns are things like "I", "you", "he", "she", "we", and "you guys". In Spanish, pronouns change to "yo", "tu", "usted", "el", "ella", "nosotros", and more. Whenever you talk about a verb in a sentence, it will change what the subject pronoun is and how it's said in the sentence. Make su...

How To: Understand melodic rhythm & lyric rhythm

In this video, we learn how to understand melodic rhythm and lyric rhythm. First, say your lyrics out loud talking, instead of singing them to see how they speak out loud. You want your lyrics to sound the same in the song as you would if you were singing them. Try to change the tone of words to change up how it sounds while you are singing it. You will see that it makes a big difference when you sing it. When you do this, you will take the the preposition off as the big spotlight note and pu...

How To: Convert mixed numbers into top heavy fractions

In this video tutorial, viewers learn how to convert mixed numbers to top heavy fractions. This task is very easy, fast and simple. Begin by multiplying the whole number with the denominator and then add the numerator. In the final answer, the numerator will be greater than the denominator. The denominator stays the same and does not change. This video provides several examples and demonstrations for viewers to have a better understanding. This video will benefit those students who are strugg...

How To: Understand & use depth of field (DOF)

To understand and use depth of field you should realize that depth of field is the area behind and in front of your focusing point - the thing or object you are shooting. Depth of field is determined by apreture or f -stop, the shutter speed of your camera and the focal length of the lens. If you have the right combination of shutter speed and the f-stop, your picture will have the right exposure. If you change either the f-stop or the shutter, you need to remember to adjust the other! Differ...

How To: Understand velocity, acceleration, and free fall

In this video the author explains the various concepts like speed, velocity, free fall speed etc., Speed tells you how fast you are going, i.e. it is distance divided by time taken to travel it. Velocity is nothing but speed along with direction. Now she tells that acceleration is used to measure the rate of change in velocity. So she says that acceleration is difference in velocity divided by the time. She also explains that there can be acceleration with out change is speed as there can be ...

How To: Understand color theory and the color wheel

Check out this video from Sessions on using the color wheel. Better understand color relationships, color schemes and color theory. This is a great lesson for designers, artists, stylists and decorators. Create color harmony using the color wheel. Tutorial video from Sessions Online Schools of Art & Design's "Color Theory" course. Part of Sessions' Graphic, Web, Digital Arts, Marketing, and Multimedia Arts Design certificate programs.

How To: Play classic Beatles' "Michelle" on acoustic guitar

The Beatles revolutionized the music industry and brought us songs that can never be forgotten, that could never be overstated. With John Lennon at the front of the "Fab Four" they couldn't be stopped... wouldn't be stopped. But let's not forget it wouldn't be the "Fab Four" without George Harrison, Paul McCartney, and Ringo Starr. In your head you constantly hear the Beatles' tunes, so why not bring them outside, why not bring that joy to everyone around you? With this video tutorial, you'll...

How To: Play the Beatles' "Michelle" on acoustic guitar

The Beatles revolutionized the music industry and brought us songs that can never be forgotten, that could never be overstated. With John Lennon at the front of the "Fab Four" they couldn't be stopped... wouldn't be stopped. But let's not forget it wouldn't be the "Fab Four" without George Harrison, Paul McCartney, and Ringo Starr. In your head you constantly hear the Beatles' tunes, so why not bring them outside, why not bring that joy to everyone around you? With this video tutorial, you'll...

How To: Understand how women think about men

In this tutorial, we learn how to understand how women think about men. When a woman walks by you, if she's smiling the whole way you have to think about how she feels when you approach her. Women think the same exact way as men do, they're equally as nervous and scared. If the girl is laughing and giggling, this is not a blow off. Look for a girl that is animated and wants to talk to you. Stop thinking that women are different from you and they don't think like you, then you will be able to ...

How To: Understand completing the square

In this video, we learn how to understand completing the square. First, you will write the quadratic expression out. Then, you will write the open bracket so you write it out in the correct format. Now, find the number in front of the 'x' term, which is the coefficient. Then, write this number on the other side of the equation in the parenthesis. From here, you will need to follow the proper rules of math to find out what the square is equal to. When you are finished, make sure you label the ...

How To: Determine if lines are parallel or perpendicular

In this tutorial, we learn how to determine if lines are parallel or perpendicular. You will be given two straight line equations. First, remember that parallel lines have equal slope, identical to each other. Perpendicular lines have negative reciprocal slopes. For example, 2/3 and -3/2 would be a perpendicular line. If you think of parallel lines, then you can graph them to see what they look like when written down. Then, graph the other lines to see what they look like as well. Once you un...

How To: Understand the basics of reading sheet music

In this tutorial, we learn how to understand the basics of reading sheet music. What you will first see are the basic clefs. One is for the right hand and one is for the left. In the middle is the middle c and on the far right is the c above the right hand. The notes continue in each direction but they follow an exact pattern. In the beginning, memorize only the middle "C", where it is on the piano. After this, you will learn the upper and lower "C". Continue to practice with reading the musi...

How To: Understand and determine equivalent fractions

In this video, we learn how to understand and determine equivalent fractions. If you have an equation with an equivalent fraction, you will first multiply the first numerator by the second denominator. Then, you will divide this answer by the denominator of the first fraction. After you do this, it will give you the correct answer. You can also do the reverse multiplication for this to check your answer and make sure you are correct. You can get an answer no matter what the numbers in the equ...

How To: Play acoustic guitar and learn basic finger picking

In this video, we learn how to play acoustic guitar and learn basic finger picking. Start with an A minor, then hold this for a while to better understand this chord throughout the entire song. After you have this down, you will need to start playing the first verse of the song and break down the entire rest of the song. Make sure you understand the pattern of the music as you play, so you can play it accurately. Once you have done this, play the chorus and then the rest of the verses. Focus ...

How To: Understand sparring in boxing

In this tutorial, we learn how to understand sparring in boxing. A good technique is what you need when you are sparring. If you're a beginner, make sure someone with a little more experience is watching you and giving you tips. Sparring needs to be a controlled fight and can help you fight better when you are in a full on fight. When you are sparring, you will be in a controlled area and have experts around you, start out with the other person around you and take shots at the person to try t...

How To: Understand shooting surfaces in basketball

In this tutorial, we learn how to understand shooting surfaces in basketball. Make sure you have the ball located on the finger pads or shooting surfaces. On the finger pads, keep the ball engaged with them and not the palm of the hand. This is also the shooting surface, where you have better control of the basketball. You can elevate the basketball from your thumb by spreading out your fingers so there is a finger's length between the palm of the hand and the ball. Test this out with one of ...

How To: Understand fractional exponents

In this tutorial, we learn how to understand fractional exponents. Starting with an example, let's say you have the square root of four as an equation. The answer to this is two. A fractional exponent is not much different than this problem. Let's say you have 4 to the 1/2 power. This would be equal to (2 squared) 1/2. Now, using the third exponent law, the term becomes 2 to the power of two x 1/2. This will leave you with the answer of two. Now you know how to get the correct answer and can ...

How To: "Flip and go" to divide fractions

In this video, we learn how to flip and go to divide fractions. First, take your equation and then look at the fractions that you are given. If you work this out and end up with a fraction that can be reduced further, then reduce it. If you understand how to multiply fractions then you will understand how to divide them. You will take the second fraction in your equation and flip it upside down. Now the denominator will be the numerator and so on. Once you do this, you will change the sign to...

How To: Play Straight Rail & understanding crowding patterns

In this video, we learn how to play Straight Rail & understanding crowding patterns. All that is needed to score a point in straight rail is making contact with the other two balls in the same shot. If you can get all three balls close together in close position, the shooting player can score an indefinite number of points. First, strike the cue ball below center using right English and a moderate stroke. This will create a close crowding pattern with the two balls. You can also strike the ba...