High School Science Experiments

Years of practice from elementary level to middle school and then reaching finally to high school have made you an expert in performing the science experiments. Students who are keenly interested in science, take up the experiments seriously so that they can learn something new every time they handle the practical work. Schools organizing science fair projects give opportunity to students to come up with innovative techniques for setting up experiments containing various scientific processes and theories. Thus, their quest to learn and exhibit their intellect get a boost from such useful co-curricular activities organized in schools. These experiments are much advanced than middle school and they are performed with immense precision and skills.

Topics for High School Science Experiments

The topics for high school science fair projects mainly cover the basic disciplines of science, viz, physics, chemistry and biology. With upgradation of the course structure, many new subjects have been introduced to students that include earth science, environmental science, microbiology, biotechnology, molecular chemistry, biophysics, computational mathematics, etc. Experiments involving these subjects as the base matter are also taught to students in their practical sessions. This way the scope to gather more knowledge is expanded and students show considerable enthusiasm to grab these subjects. The probable experiments that could be used by high school students for their project works or science fairs are listed below.

Analytical Topics for High School Science Experiments

• Why is carbon dating only usable on objects less than about 10000 years old?
• How to prove the photoelectric effect?
• Snowflakes are more than just cold. They are complex crystalline structures. But why?
• How do different fertilizers affect the way plants grow? Prove with an experiment.
• Is the nutritional content of different brands of a vegetable (e.g., canned beans) the same?
• Does the level of vitamin C in orange juice change over time?
• Can a black light detect invisible stains?
• The effect of temperature on the hatch rate and life span of mosquitoes.
• The effects of cooking methods on the depletion of vitamin B 1
• Does storage temperature affect the pH of juice?
• How does time or season of harvest affect the chemistry and nutritional content of food?
• How do you determining whether pH in the intestine affects the absorption of calcium in the body?
• The effect of beta carotene in fighting cancer in plants.
• The effect of algae on non pathogenic bacteria.
• The relationship between obsessive-compulsive disorder and economic level of parents.
• What is the best propeller design for a wind generator?
• How does modern telecommunications rely upon fiber optic cables to relay voice signals?
• What's the difference between LED lights and incandescent (normal) lights?
• How does a calculator work? Is it true that it has a limited preciseness?
• Demonstrate the phenomenon of production of sound.
• Establish the relationship between kinetic friction and static friction with a valid example.
• Prove the Archimedes principle of buoyancy.
• Do plant-based insect repellents work as well as synthesized chemical repellents?
• Examine how bacteria develop resistance towards certain antibiotics? What should be done to minimize bacterial resistance?

Interesting Topics for High School Science Experiments

• What does a night insect gets attracted to? Is it the light or the heat?
• Do all soil types have the same erosion rate, provided that the environmental conditions are same? Which soil type is resistant to erosion?
• Can you make cottage cheese at home? Find out the role of yeast in production of cheese?
• How the picture is formed on the screen of a T.V.?
• Demonstrate the phenomenon of plant tropisms through an experiment.
• Does the rate at which liquid is cooled affect the way the crystals grow?
• How do the conditions provided in a cold storage affect the germination rate of seeds?
• What is the effect of a chemical on the growth, size and features of a plant?
• Establish a setup of an electric cell capable of electrolysis.
• A model showing the adverse effects of smoking in human lungs.
• A small experiment to represent the working of a transformer.
• Demonstrate the effects of biomagnification in the environment.
• An experiment to show artificial formation of coral reef.
• An experimental model to explain the anomalous expansion of water.
• A comparison of the thermal transport properties of ethylene glycol and water.
• The effect of ultraviolet radiation on the growth of bacteria on meat.
• Effects of electric fields on the growth of ice crystals.
• The relationship between the number of days it takes fruit flies to hatch and the amount of light to which they are exposed.
• An experimental set up to depict the plants growing hydroponically and in soil medium.
• The biological process of phytoremediation of plants with simple experiments.
• Why is it so that stagnant water bodies are prone to get polluted very soon, as compared to running water bodies?
• What are the effects of air pollutants in the roadside plants? Consider measuring the leaf size and examining the number of stomata?
• Why does a pole half immersed in water looks like it is bent at the insertion point?
• Is mold growth rate the same for different types of breads?
• Correlation between rate of evaporation of crystal medium and the final size of crystal.
• Perform a thin layer chromatography to determine the R_f of the protein specimens.

The topics put forth in the aforementioned list contain some of the best utilized concepts and scientific ideas. Science is a vast field and numerous are its theories, experiments and techniques. Therefore, you should opt for a topic in which you are most interested and then set up an experiment that is logically correct and scientifically proven. All the best!