science fair projects for 9th grade
Science Fair Projects for 9th Grade
Taking part in science fair projects is an excellent opportunity to exhibit your scientific knowledge. We have presented you some topics that you can choose for your 9th grade science fair project.
- Depicting an experiment to show the role of haze for measuring the health of the atmosphere.
- Experimental proof showing the effect of different brands of teeth whiteners.
- Experiment demonstrating the nature of earth's magnetic field. For example, it's steady or changeable.
- Preparation of an anti translucent solvent so that it can be seen through a specimen.
- Is audio or visual information better remembered?
- Perform copper plating on pennies or any other metal.
- How does paint get affected with change in temperature?
- An experimental study to show the effect of chlorine on the DNA of banana.
- Compare different brands of battery and check which one lasts longer at higher temperature.
- A set-up to show the growth of crystals on a crystal growing tree.
- The effects of X-ray and other radiation on plants.
- Determining the effect of different quantities/qualities of detergent showing cleansing action on clothes.
- Experiment to prove the Archimedes principle of buoyancy.
- An artificial set up to represent transpiration in plants.
- An artificial set up to represent photosynthesis in plants.
- An experimental model to show the formation of pictures in television.
- How does caffeine affect growth of fruit flies? Explain with a proper experiment.
- Investigate to see how bleaching and dyeing may affect the hair.
- Experiment showing factors responsible for healthy growth of different species of plants.
- Experiment showing factors responsible for healthy growth of different species of bacteria.
- Is growth of plants affected in presence of magnetic field? Explain.
- Reasoning out the science behind insects and moths getting attracted to light.
- Experiment to show the formation of sound waves.
- Experiment to show the reflection of light through a prism.
- Why fizz is formed in bottles of aerated drinks? Explain.
- A simple experiment to demonstrate production of bottled electricity.
- Experiment to show the factors affecting the germination of seeds.
- Does an external magnetic field have any noticeable effect on animals such as brine shrimp, cockroaches, or fruit flies?
- Why do mold grow on breads? Give the correct explanation.
- Is it true that the rate of transpiration is hindered in presence of smoke?
- How does the color of your eye affect peripheral vision? Explain with a demonstrative study.
- An experiment to find out the pH of acid snow.
- An experiment to find out the pH of acid rain.
- Demonstrating the correct methods of preservation of soil.
- An experiment to show the viability of seeds.
- Making an electrical circuit to find out the exact potential difference.
- A case study for the effect of preservatives, additives and sweeteners on quality of foods.
- An experiment showing the thickness of different insulation materials offering best insulation.
- An experimental set up to demonstrate the physical changes in Bougainvillea plants caused by natural and environmental forces.