3D : Science experiments

1-Why is this experience or invention useful? What is its usefulness?                 This experience is useful for the young children or for physicist. Is its useful for other experiences with the air.       2-What are the materials or products used?                 For this experience you need a wide-mouth bottle, a cooked egg, a newspaper and a lighter. 3- What do you have to do to achieve the experience? Can you describe precisely the different steps to achieve the experience or the invention? You need take a wide-mouth bottle, you take the newspaper, light it on fire and the air is going to be heated up inside this. It is going to actually rush out past the egg. Put the egg in top of the bottle, if you look carefully at the egg you will see it vibrate very quickly. That is going to lower the pressure inside the bottle and hopefully the air will push it in. You wait five seconds and the eggs go in the background of the bottle. 4- What are the various difficulties me

1-Why is this experience or invention useful? What is its usefulness? This experience is useful because we can freeze water in contact with something cold   2-What are the materials or products used? The materials or products used for this experience are water, ice cube, a freezer and a bottle. 3- What do you have to do to achieve the experience? Can you describe precisely the different steps to achieve the experience or the invention? We have to put water in freezer during 2h30min and we empty water on the ice cube 4- What are the various difficulties met to achieve the experiment? The various difficulties met to achieve the experiment you need to know when to remove a bottle water from the freezer otherwise the experience is fail therefore we must start again.   5- In which fields can we use this experiment? (Industry, medical field, sports field, environment, everyday life…). The field from the experiment is the magic for impress your friends.   6- Explain the

1-Why is  this experience or invention useful ? What is its usefulness? It’s invention is not very useful. She may be useful for happiness the kids and adult. We learn easily, the science of flexible molecule in water. 2-What are the materials or products used? We have need:   -pencil color  -water  -freezing bag or sandwich bag 3- What do you have to do to achieve the experience? For start, we take a freezing bag.  Then we take help for put the water inside the freezing bag, and close the bag. Finally take a colored pencil  to push it inside the bag. Now look at  the bag, the water doesn’t escape 4- What are the various difficulties met to achieve the experiment? The difficulty is didn’t flow the water outside the freezing bag 5- In which fields can we use this experiment? ( Industry, medical field, sports field, environment, everyday life…). He which fields  use for experiment is the statue of water 6- Explain the reasons why you chose this experiment and

1)       Why is this experience or invention useful? What is its usefulness? This experience is useful because is very important for the policeman because that help us in their mission and is usefulness for the justice. 2)       What are the materials or products used? They used (brush, magnifying glass, powder, plastic beck, tweezers, goggles, cotton, test tube, blouse, gloves, pencil and book, beaker…). 3)       What do you have to do to achieve the experience? Can you describe precisely the different steps to achieve the experience or the invention? You need have the only element for find the guilty in the suspect. The different steps for achieve this experience are: -           Secure the area and equip. -           Research for fingerprints (fields, try to find the suspects), look videos supervision. -         Analyze the evidence found during the research.   -           Question the suspects. -           Deliberate the guilty and tell the reasons of his

1-Why is  this experience or invention useful ? What is its usefulness? -It’s useful for science because with that you can holding a huge mass easily. So it’ s a nice  project and awesome to do with friends. The relationship of gravity is interesting and captivating. 2-What are the materials or products used? -We need: -two persons -  a big wheel -  a drill. -some luck to achieve it. 3- What do you have to do to achieve the experience? -To achieve, it we have to be twice and meticulous.  -One person was holding the wheel and the second one used the drill into the wheel to make it turn. 4- What are the various difficulties met to achieve the experiment? -It’s quiet dangerous because the mass is heavy. If it falls on someone he’ll be hurt. 5- In which fields can we use this experiment? ( Industry, medical field, sports field, environment, everyday life…) -You can discover new complicated sciences properties by play with things.                            

1-Why is this experience or invention useful? What is its usefulness? This experience is useful because it shows us how to repel pepper as for the oil spill where oil must be repelled. 2-What are the materials or products used? The materials or products used are: a plate/pepper/water/washing-up. 3- What do you have to do to achieve the experience? Can you describe precisely the different steps to achieve the experience or the invention? Take a plate, pouring water, put black pepper. Then take washing-up liquid and place a small drop on the finger and place it in the middle of the plate and the result obtained is that the pepper has spread to the outside of the plate. 4- What are the various difficulties met to achieve the experiment? The different difficulties met to achieve the experiment are not to put too much pepper if not it’s not working well. There are no real difficulties encountered in carrying out the experiment except for the dosage of washing-up liquid

1-Why is  this experience or invention useful ? What is its usefulness? This experience is useful because after the filtration we can drink the dirty water 2-What are the materials or products used? 1/2 L of swamp water (or tap water with mud or dirt added) 2 L soda pop bottle with its lid 2 L plastic soda pop bottle—cut in half (have an adult help with cutting) 1000 ml beaker 2 20 oz cups 1 tbsp alum (aluminum potassium sulfate) 2 c fine sand 1 c coarse sand 1 c small pebbles 1 filter paper or coffee filter 1 rubber band 1 large spoon for stirring spoon for scooping the alum stopwatch or timer 3- What do you have to do to achieve the experience? Can you describe precisely the different steps to achieve the experience or the invention? 1) Pour the dirty water in a 2 liter bottle with a lid 2) shake vigorously for 30 seconds then pour the water between the two cup about 10 times 3) pour the water in the bottle 4) add 2 cofeespoons  of spec

The experiment uses balloon and pins. Place the pins on the table and put the balloon on the pins. It is not really useful in the scientific field. The materials are one balloon, a lot of pins and a brick house. He needs to put the balloon on the pins and place the brick house on the balloon that is on the pins. 1- Put one pin on the table and place the balloon on and he explode. 2- Put a lot of pins on the table and tidy their then place the balloon on and place a brick house on the balloon that is in the pins. S everal tacks prevent a tear from forming and the balloon explodes, just as a human talk on hot coal. For bring to a close we have chosen this experiment because it’s funny.

Our experience is useful because it is good to avoid stress, it’s funny and it is easy to do. The materials for this experience are liquid glue, shaving cream, contact lenses product, food coloring and glitter. To achieve this experiment, we must mix the ingredients and to overthrow the glue, shaving cream, contact lenses cleaning product, food coloring and glitters in a recipient. We haven’t difficulties met to achieve this experiment. The field is chemistry because there is a reaction whit the mix of the ingredients.

1-Why is this experience or invention useful? What is its usefulness?  It’s useful because this experience shows the volcano reaction.  2-What are the materials or products used?   We use one lemon, a spoon, baking soda, food coloring, a bit of soap and a lot of lemon juice. 3- What do you have to do to achieve the experience? Can you describe precisely the different steps to achieve the experience or the invention? To begin, we need to take a lemon, snip away the bottom and top parts, use a spoon and crush the lemon to create a lemon juice. After this step it’s really easy, you just have to take baking soda, food coloring,  a little bit of soap and a lemon juice and add these ingredients in the lemon to create a reaction. 4- What were the various difficulties we met to achieve the experiment? There weren’t some difficulties because it’s for kids so it’s very easy. 5- In which fields can we use this experiment? (Industry, medical field, sports field, e

          1)   This experiment isn’t useful in real life.   2) You need eggs, paper, fire and a bottle. 3) The purpose of the experiment is to pass an egg into a bottle without breaking it. First, take a piece of paper, burn it and put in an empty bottle. Then put the egg on the neck of the bottle and wait for a reaction. 4) The only difficulty was that the egg didn’t break during its passage in the neck. 5)        One can do this experience in everyday life . 6) We choise this experiment because this experiment is not difficult and funny.  

1-Why is this experience or invention useful? What is it usefulness? This invention is useful because it allows us to see the reaction between the metallic slime and the magnet . 2- What are the materials or products used? You need a bowl, a glue of Elmer's or other glue, of water to clean the glue, the powder of borax, a spoon to take the Borax, a jar to mix the powder borax (he must be very dissolved if you have no powder of Borax we can use a cleaner or a bottle of starch liquid (we can verify the ingredients to see if they contain some borax), of magnetite so that the slime become magnetic. 3-What do you have to do to achieve the experience?                                                                                  Can you describe precisely the different steps to achieve the experience or the invention? To start we take an Elmer's glue or another glue; we remove the cap , for the glue in the bowl. You fill the bottle with half the water, screw the cap

1- Why is this experience or invention useful? What is its usefulness? This experience is useful to discover the scientific and nutritive field. Its usefulness because this experience is only a game for have fun. 2- What are the materials or products used? The materials that to be used were a vinegar, an egg, a cup and if you want a phone light. 3- What do you have to do to achieve the experience? Can you describe precisely the different steps to achieve the experience or the invention?       In first, have to put an egg in the cup       Then, cover this egg with a vinegar       Wait 48 hours       After 48 hours, take your egg out the vinegar       Then, take out the shell carefully       Rinse the egg       Finally, you have a bouncy egg !       (If you want, the egg is fluorescent when it is on the phone light) 4- What are the various difficulties met to achieve the experiment? There is not any difficult to achieve this experiment. There is o

1-Why is this experience or invention useful? What is its usefulness? This experience it’s not useful in real life. It’s just to play and protect the egg, we say the egg is transparent and we can see the light through it . This experience is only a game for have fun.  2-What are the materials or products used? We needed one egg, one glass and 100 ml of vinegar.   3- Can you describe precisely the different steps to achieve the experience or the invention? Firstly we can take 2 glasses, after you put on egg in one glass and pour vinegar into the glass with one egg. And you want to wait 2 days. Now you peel off what’s left of the shell. You can see an amazing egg.  It bounces but when you cut it the egg flows. Finally, you have a bouncy egg . We can see the egg fluorescent when it is on the light. 4- What were the various difficulties met to achieve the experiment? There is not difficult, but we want meet the difficulties as to break the egg and you want to wait 2