Combining the two clear colorless liquids is a chemical change because a different solid substance is formed. Tell students that a precipitate is an insoluble solid that forms when two solutions are combined and react chemically. Insoluble means that the solid will not dissolve. Give Each Student an Activity Sheet.
There are various regulations which may vary depending on where you live and the dropzone you have chosen. In most cases you will need to be 18 years old to start skydiving. If you are 16-18 years old, your parents may give the agreement for you. But again, it depends on the dropzone and country. Some countries may have no regulations, but I would advice you to stay away from the drop zones in them.
You can go skydiving at anytime of the year except the monsoon and rainy seasons. However for skydiving, timing is more important than month to indulge in this sport. It is recommended that on a clear day you may go skydiving either from 8:00 am to 10:00 am or from 4:00 pm till 5:00 pm.This is primarily because this is when the best light is available without you having the sun directly on your head. Make sure to choose a reputed and certified organizer for sky diving. 2  Before skydiving just relax and recall the lessons your instructor has taught you. 3  This is necessary because the fear in this sport arise most of the times due to lack of knowledge, which might not let you enjoy the thrill and fun of the sport.