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Ninth Grade Science Fair Project Ideas

Our team of professional scientists, science teachers and educational consultants has put together an excellent collection of free physical science projects for kids. These include physics science fair projects, science experiments, and demonstrations that help kids explore the world of classical mechanics, as well as other great physical science topics: our hair-raising magnet and electricity experiments are sure to spark your child's scientific curiosity. Whether you’re looking for science fair project ideas for your child’s upcoming science fair or your little one simply loves conducting physical science experiments, Education.com’s physical science section is a fantastic free resource.

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A great science fair project on solar oven design that helps kids learn about solar power and solar heating.
Ninth Grade
Physical Science
Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.
Ninth Grade
Chemistry
Find out if most people can distinguish the difference between tones on different instruments.
Ninth Grade
Physical Science
Science fair project that demonstrates the principle of conservation of mass by conducting a chemical reaction inside a sealed Ziploc bag.
Ninth Grade
Chemistry
Science fair project that teaches you key definitions of molecular science, and how different isotopes of an element affect the relative atomic mass.
Ninth Grade
Chemistry
Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?
Ninth Grade
Physics
Study emulsifiers and learn how work, use in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.
Ninth Grade
Chemistry
Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.
Ninth Grade
Chemistry
Science fair project that examines the effects of soap on the surface tension of water. How does soap affect the surface tension of water?
Ninth Grade
Physics
Science fair project in which you will create your electricity by making a homemade battery using salt water, a nail, and a copper wire.
Ninth Grade
Chemistry
Science fair project which measures the amount of heat energy released by a burning candle by calculating how many calories of heat it emits.
Ninth Grade
Chemistry
introduction to organic chemistry. study what happens when polymer molecules are mixed with borax solution.
Ninth Grade
Chemistry
Science fair project that examines the relationship between the size of a bubble and how quickly it falls. What is the correlation?
Ninth Grade
Physics
If you hold a fire up to a balloon, it pops instantly. What if you could prevent this from happening? In this project, we do just that.
Ninth Grade
Physical Science
This experiment determines the distribution of darts around a bulls eye to simulate the probability of an electron's location in its own cloud of electrons.
Ninth Grade
Physical Science

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