What ==Key Stage 2=====Meaning===A '''predication''' is when you say what you think will happen in an [[experiment]]or investigation based on your understanding or on the results of another experiment.===About Predictions===: A '''prediction''' can be made before an experiment using your understanding. If you compared how far a ball rolls on a sticky floor and a smooth floor you could make a '''prediction''' before you did the experiment and say; The ball will roll further on the smooth floor than the sticky floor because things get stuck on sticky floors.: A '''prediction''' can be made using the results of your own experiment. If you find most people in your class have brown eyes you might '''predict''' most people in another class will also have brown eyes because brown eyes is the most common colour.: Your '''prediction''' may be wrong, and that's ok. Science is most interesting when unusual things happen and our predictions are wrong because then we can learn new things about the world.