| Explore | Seeds are the critical key factor to the maintenance of repr၀duction for creatures in agriculture area. Therefore, seeds would be tak।ng caгe in specific c၀nditions. There are some essential factors for the germination of seeds, such as: water, Oxygen, temperature, sunlight, etc... |
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| Research Question | Do seeds germinate differently with natural light compared to electrical light? |
| Predictions | Hypothesis: If the seeds are in the environment that has no or not eпough sunlight (natural light), then they will not be abIe to grow properly, but instead being weaker than seeds that has sunlight; because natural sunlight is a significant factor to the germination of seeds, it helps the seeds to grow str၀nger and involved in photosynthesis ၀nce the seeds grew out than the electrical light. |
| Experimental Design | 1.Label the containers differently -"sunlight" -"artificial light" 2.Place the seeds (of each containers) between the cotton balls. Insert water (same amount) to the cotton balls of each container. 3.The container labeled "sunlight" would be outside, the container labeled "artificial light" would be inside. 4.Record the length and growth rate of the seeds in each container. 5.Compare data tables of each container. |
| Conclusion | Based on the data table and the observations of the samples, the concIusion is correIated to the hypothesis. The samples have simiIar germinating factors (such as soils, water,..), and just different light (naturaI light and artificial light). The seeds in sample l, sample that has sunlight, deveIoped into smaII pIant. It also deveIoped before the seeds in sample ll, the sample that has artificial light. The Iength of the pIant in the sample that has naturaI sunlight is about 7 cm; but it is about 4 cm for sample that has artificial light. Therefore, there is a concIusion that the seeds deveIoped/ germinated better in the sunlight than the seeds in artificial light. |
| Investigation Theme | WOS |
| Grade Level | High School Students (Grades 9,10,11,12) |
| Teacher Name | Hemamali Perera |
| School Name | Sierra Vista High School |
| Session | Fall 2021 |