Share this project with friends, family, or anyone else you think may enjoy it! Try to spin each egg on the plate and the only egg that will spin readily is the hard-boiled one. printWin.document.write(html); A solid, hard-boiled egg, on the other hand, will spin smoothly. var printWin = window.open("","printTarget","height=700,width=700,status=no,menubar=yes,location=no,scrollbars=yes,resizable=yes"); Spin the hard-cooked egg again. The goal is to get an egg to drop into a glass of water. if(document.getElementById(ClientId + "_pnlAllowPrint") !=null) Please also fill in the missing equations 5, 7 and 9. Which egg stops quicker? link to us | Amazingly the egg lasted the 10 times that this experiment was tried. Record your observations. The egg that spins readily and comes to a stop as soon as it is touched is the hard-boiled egg hence. { Place the hard-boiled egg on a plate and start it spinning. html += headTags[0].innerHTML; Empty 20 oz plastic bottle and a 20 oz plastic bottle half filled with water. 3. Spinning top, via GIPHY. Inertia is the tendency of an object to resist a change in motion. Dec 1, 2017 - Experiment with inertia and momentum: The spinning egg } The raw egg’s resistance to stopping spinning is a great example of inertia. Only the hard boiled egg spins readily since the mass inside it is solid and evenly distributed. 2. html += '

'; Egg Experiment: Spinning Eggs is the second experiment in a series of five egg science experiments for kids I will be sharing with you. Inertia is defined as the property of matter by which it resists changes in velocity (speed and / or direction). Print this page We didn’t, as we didn’t have that many eggs at the time.This amazing egg experiment in based on Isaac Newton’s Law of Motion (also known as the Law of Inertia). Shannon placed an uncooked egg on her desk. Try to get the eggs to spin around quickly. A dozen eggs are placed on a glass plate and one of them eggs is hard-boiled while the rest are raw. Do you have a Science Fair Project of your own that you would like to see added to our listings? If the original egg is used, fill the glass with water. In this experiment, you'll test how mass affects inertia based on Newton's first law of motion. html += '\n'; Inertia Experiments and Demonstrations and Fayetteville State University G. S. Rahi A. Y. Abokor (Download printer-friendly pdf version) Inertia is the natural tendency of an object to maintain state of rest or to remain in uniform motion in a straight So, what are you waiting for? I know the idea having children spin eggs might be a little scary. The Digital Bits Science Lab Experiment: This experiment is often described as “how to tell a raw egg from a hard-boiled egg without breaking them”. } google_ad_height = 60; The boiled egg comes to a rest quickly, while the raw egg resists. google_ad_width = 468; This force is called inertia. When you take your finger away, the egg will continue to spin for just a quick second. Experiment with inertia and momentum: The spinning egg, Learn about a compass and earth’s magnetic poles, Power a boat with surface tension: Make a “zoomer”, Learn about air pressure with a piece of paper. Balance the lemon on top of the column, it needs to be directly above the glass. 2. If not, we can use the empty glass 3. stop them by putting your finger on them lightly. As soon as the raw egg starts spinning, touch it briefly with your finger just long enough to stop it. In the case of the raw egg, the liquid within causes a drag effect that resists the spin initially and once the liquid is moving it resists coming back to the state of being motionless. •Beck's Inertia Thing (rotational apparatus) • vernier caliper • masses • meter stick • stopwatch Objective The objective of this experiment is to dynamically measure the moment of inertia of a rotating system and to compa re this to a predicted value. } But the fresh egg is difficult to get spinning and once it starts moving it is difficult to stop it from moving. }else The egg will stay at rest until acted upon by an outside force (the spin provided by your hand). Physics 2107 Moments of Inertia Experiment 1 Read the following background/setup and ensure you are familiar with the theory required for the experiment. Set both eggs spinning on the table. if(headTags.length > 0) How to make copper metal from dissolved copper compounds. Label the hard-boiled egg with a H. Label the raw egg with a R. Spin both the eggs on the kitchen table. return; We don’t want our egg to hit the table instead of the water! It’s a combination of strategy, skill, and just a little luck. The tendency of a moving object to remain moving at a constant speed and a stationery object to remain motionless is called inertia. The egg that spins readily and comes to a stop as soon as it is touched is the hard-boiled egg hence. Inertia causes the raw egg to spin even after you have stopped it, this contrasts with the solid white and yolk of the hard boiled egg, it responds much quicker if you touch it. sitemap. 4. about us | • Investigate how changing the moment of inertia of a body a ects its rotational motion. The egg will stay in motion until acted upon by an outside force (friction). Otherwise, according to the Law of Inertia, it will stay at rest. { Why? The clementine (or tennis ball or egg) is heavier (high mass) and require more force to move. if(document.getElementsByTagName != null) Copyright 2007, Sciencefairadventure.com. Hold the glass with one hand and then quickly pull … More Science Fun. function printData(ClientId) Try the same thing with the hard-boiled egg, unlike the raw, it will just stop. printWin.document.close(); She then stopped the egg from spinning … } Experiment with inertia and momentum: The spinning egg. Learn about buoyancy. All Rights Reserved. Torque(τ) and angularac- document.getElementById(ClientId + "_pnlAllowPrint").style.visibility = "hidden"; Bookmark this page, home | If you spin a raw egg and then stop it, it will start spinning again without you having to touch it. If it’s accepted, it will show up on our homepage and be listed in our directory permanently. Extensions To identify a hard-boiled egg from among a dozen, the remainder being uncooked eggs and thereby demonstrate the Inertia of an Egg. Once the egg stops take your finger away immediately. By utilizing the laws of inertia. This experiment is very interesting and can be done repeatedly. What do you notice? html +='

'; Read the following description of an experiment. } privacy policy | Try to spin each egg on the plate and the only egg that will spin readily is … html += ' '; { Place the glass on a sturdy table. How can you find the hard-boiled egg without cracking the shell ? Once it’s going fast enough, the spinning egg will spontaneously rise up on end and spin like a top. The hard-boiled egg will spin readily and stops soon after it is touched. 3. By utilizing the laws of inertia. Raw egg and hard boiled egg in Petri dishes. The inertia of the raw egg is greater than the inertia of the hard-boiled egg. Experiment 8 Moment of inertia and angular acceleration Related topics Angular velocity, rotary motion, moment, moment of inertia of a disc, moment of inertia of a bar, moment of inertia of a mass point. Put the raw egg to one side. Take a science exploration through inertia with this science exeperiment that your kids will like to try out and have a science blast! 5. If you don’t get the egg to stand on end the first time, try again. { If so, please submit it! These differences are all down to inertia. support | Digital Bits Science Lab is part of the Digital Bits Network, LLC. This science exeperiment is a great learning experience! Take a moment to visit our table of Periodic Elements page where you can get an in-depth view of all the elements, var printTargetElem = document.getElementById("printTarget"); { The egg drop is one of my all-time favorite science demonstrations. Get it spinning very, very fast. Some have actually taken it further and used 3,4 and even 5 eggs/toilet rolls and glasses. . printWin.document.open(); { if(document.getElementById(ClientId + "_pnlAllowPrint") !=null) Task A moment acts on a body which can be rotated about a bearing without friction. Ask an adult to hard-boil the egg for you. When the toilet paper roll moved out from underneath it, the force of gravity brought it down into the cup. Equipment needed: One raw egg (or more, if you’re clumsy!) Tools and materials Egg (Can be egg original toy or egg) The roll of tissue paper Trays or plastic plates Pans (just in case the eggs break) Procedure 1. Spin both the eggs again. Spinning eggs is the easiest thing to do, but ever tried to understand why some eggs spin longer than others?? google_ad_client = "pub-2749369139223461"; Background/Setup The moment of inertia, I, of a body is a measure of how hard it is to get it rotating about some axis. Why is it easier to swim in the ocean? var html = '\n'; Description: Learn about inertia and Newton’s First Law of Motion. Try to stop the eggs by touching your finger to the top of the spinning egg. Which one is easier to spin? Why? Oct 16, 2017 - Experiment with inertia and momentum: The spinning egg Theory MomentofInertia(I) can be understood as the ro-tational analog of mass. 50 Experiment 9: Moments of Inertia Advance Reading Text: Torque, Rotational Motion, Moment of Inertia. Note: Make sure the toilet paper roll is directly above the glass of water. You simply spin both eggs on a flat surface: The egg that spins smoothly is the hard-boiled egg. Objective To determine the moment of inertia of a rotating sys-tem, alter the system, and accurately predict the new moment of inertia . var gAutoPrint = true; if(gAutoPrint) html += '\n'; usage agreement |   What do you notice? Inertia is the reason you keep moving forward when a vehicle stops suddenly. { Submit your project now! google_ad_slot = "6109465503"; Sound easy enough? With a raw egg, the inertia of its liquid inside the egg exerts a drag effect that stops the spin. Well, it might make you worry less to know that one of the eggs in this experiment is cooked. Inertia of Egg Science Fair Project. Question: EXPERIMENT #9 MOMENT OF INERTIA THEORY The Measurement Of An Object's Rotational Inertia, Or Moment Of Inertia, Is Generally Dependent Upon Its Geometry And The Location Of Its Axis Of Rotation Relative To Its Center Of Mass). printWin.print(); Place the A5 sheet of card on top of the pint glass. html += printTargetElem.innerHTML; Explain that this resistance to a change in motion is called “inertia.” Discuss the applications of inertia to the current experiment. Place the glass of water in the middle of the newspaper. //SFA 468x60, created 1/4/08 One of our staff members will review your project. Touch it lightly with your fingertip to stop the egg spinning. She gave the egg a gentle turn to start it spinning. Ever wonder why? In the case of the raw egg, the liquid within causes a drag effect that resists the spin initially and once the liquid is moving it resists coming back to the state of being motionless. html += ''; if(document.getElementById != null) The best thing about this experiment is that there is a lot of room to explore. Steps for the 2nd experiment: 1. Add it to your social bookmark accounts now so you can keep it for reference in the future and access from home, school, work, or even the local coffee shop. Set the eggs spinning again. In the space provided, write a conclusion explaining the results of this experiment in terms of inertia. document.getElementById(ClientId + "_pnlAllowPrint").style.visibility = "visible"; Theory The moment of inertia … The hard-boiled egg spins well whereas the raw egg wobbles. Inertia Experiment Instructions. } 3. Experiment 8 Rotational Motion: Moment of Inertia 8.1 Objectives • Familiarize yourself with the concept of moment of inertia, I, which plays the same role in the description of the rotation of a rigid body as mass plays in the description of linear motion. 2. complete with the industry first side-by-side element comparisons!
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