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Science Experiments
Experiments often conducted by students to test different scientific theories and hypotheses
11,111 Questions
Characteristics of scientific theory?
A scientific theory explains some observed phenomenon, it makes testable predictions, it is consistent with other scientific and mathematical knowledge.
What skill involves one or more of your senses to gather information and collect data?
an observation
experimental bias
How can you covert ounce to kilogram?
One ounce is equal to 0.028349523125 Kg, now it is just a matter of multiplication
Gravitational potential energy depends on what 3 variables?
height gravitational acceleration and mass
What are the main uses of solar energy?
Our Sun is the source of all the energy which we have had, are having and will have. Plants could not thrive without it. There would be no ocean currents, no winds, no rain cycle. Sunlight acting on our skin helps to create vitamin D in our bodies. Coal, natural gas and oil came from plants which lived millions of years ago. A more modern use is solar power, where light can be converted to electricity.
What are some easy science fair topics that can be done quick?
A AA battery and aluminum foil put together for 5 seconds. It will produce heat energy that you will be able to feal.
Yes. Yeast produces alcohol. It is ethanol is called 'Anaerobic' respiration.
