This experiment was set up to test the hypothesis that a sugar cube will dissolve faster in hot water than in cold water. 90° C.
100C
The size of the sugar cube and the amount
water
The temperature of the water
How fast the sugar cube dissolves
Sugar dissolves faster in warm water than it does in cold water
11 Independent Variable
:: Dependent Variable
1. Conclusion
* Constants

Which of the following observations indicates that an atom has neutrons? some uncharged particles are scattered by a beryllium atom when it hits a gold foil. some uncharged particles bounce back from a gold foil when it is bombarded with alpha particles. a radiation consisting of uncharged particles is emitted when alpha particles strike beryllium atoms. a radiation which attracts electrons is produced when a beryllium atom is bombarded with alpha particles.