https://peda.net/id/88397b0c8e8 2019-06-14T13:17:10+03:00 https://peda.net/:static/535/peda.net.logo.bg.svg <div class="license">Tämän sivun lisenssi <a rel="license" href="https://peda.net/info">Peda.net-yleislisenssi</a></div> https://peda.net/id/48dc6714b66 2019-08-04T10:13:43+03:00 Safety issues:<br/> <br/> - Wear safety jacket and safety glasses<br/> - Don't eat or drink anything<br/> - Wash your hands after lesson<br/> - Don't run<br/> - Follow instructions<br/> <br/> <br/> - 2 experiments with vinegar and baking soda<br/> - Make your own slime<br/> - Extra videos about chemical reactions 2019-08-04T06:31:02+03:00 https://peda.net/id/e1829484b66 2019-08-04T06:59:59+03:00 1.<br/> <br/> Instructions:<br/> <br/> What we need?<br/> <br/> - Beaker<br/> - Spoon<br/> - Baking soda (50 ml)<br/> - Vinegar (20 ml)<br/> - Food colors<br/> <br/> - Put 50 ml of baking soda to beaker. <br/> - Measure 20 ml of vinegar to measuring cylinder. <br/> - Add drops of food color to baking soda<br/> - Use pipet to drop vinegar into baking soda<br/> - Observe the reaction<br/> <br/> <br/> 2. <br/> <br/> Instructions:<br/> <br/> What we need:<br/> <br/> - Bottle<br/> - Air balloon<br/> - Baking soda (25 ml)<br/> - Vinegar (100 ml)<br/> - Paper<br/> <br/> - Draw a face to balloon<br/> - Put 100 ml of vinegar into bottle<br/> - Use paper to put baking soda inside the air balloon<br/> - Place balloon into the bottle<br/> - Drop baking soda inside the bottle<br/> - Observe<br/> <br/> Questions:<br/> <br/> - What did you see?<br/> - How we know that chemical reaction happened?<br/> - What gas formed to the bottle?<br/> <br/> 2019-08-04T06:35:18+03:00 https://peda.net/id/80630b84b66 2019-08-04T07:08:23+03:00 Instructions:<br/> <br/> What we need:<br/> <br/> - Beaker<br/> - Hot water<br/> - Salt<br/> - Spoon<br/> - Popsticle<br/> - String<br/> <br/> - Dissolve as much salt you can to water <br/> - Color the solution<br/> - Tide 2 strings to popsticle sticks<br/> - Place paper cover over beaker 2019-08-04T07:08:23+03:00 https://peda.net/id/56717750b68 2019-08-04T09:46:20+03:00 ​<iframe width="560" height="315" src="https://www.youtube.com/embed/XKYnerejhsc" allowfullscreen="allowfullscreen"></iframe>​ 2019-08-04T09:44:41+03:00