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smsramigfall2022 project 8

Project by group smsramigfall2022


Info

Explore Explore: We know that a plant needs sunlight, water, and soil to grow. We learned that Pearl Millets grow slowly and have good protein. We also learned that the amount of worms can change how fast It can grow. The average height was about 80 millimeters. How the plant interested us is how worms...
Research Question We wanted to study how earthworms affect the growth of a plant. The hypothesis was if ten pearl millet seeds were planted in a 2-liter bottle with worms, then the one with the most worms would grow the healthiest and tallest. We wanted to know how worms affect the growth of a plant so we put...
Predictions Predictions: If 10 pearl millet seeds were in a 2 liter bottle with different amounts of worms, then the one with the most amount of worms will grow the healthiest and the tallest in mm. Those were our predictions with our seed pearl millet.
Experimental Design Experimental design: Our plan for this project is to measure the different heights in a pearl millet plant with different variables such as worms. We have two 2 liter bottles and we will fill them with dirt and water under them, by cutting off the top and flipping it upside down. That is where...
Conclusion Conclusion: This is our conclusion for the Pearl Millet plants. The hypothesis was if ten pearl millet seeds were planted in a 2-liter bottle with worms, then the one with the most worms would grow the healthiest and tallest. Our hypothesis was supported in this experiment. Evidence showed that...
About this Project This team identified the bottle design that was an easy way to set up and compare the growth of seeds as they germinated. They did a great job of communicating with their mentor and sharing the progress of the experiment. At the end of the experiment they were able to analyze the results and...

Updates

Get to know your team’s scientist mentor, who will encourage and guide you through the scientific process of discovery. The more you share your ideas and research info, the more your mentor can help. You may also hear from a scientist mentor liaison who will be helping all the teams in your class.
PlantingScience Staff
updated the project info
Leaena
updated the project info
Leaena
updated the project info
Kevin
updated the project info
John S. Bennett
said

Dear Priceless Millets,

That is SO COOL that you got some difference in plant height, and you even got evidence that supported your hypothesis! Take joy in that, and if you go into science in the future remember this success and to keep pushing forward even when experiments fail, because some inevitably will! 

Would you be able to copy your data into the text box here? I can't see all numbers and the average is missing for 11/6. I'd love to put it in excel and help you run the numbers with statistics to see if they were significantly different! 
A few questions to think about, how do you define healthy, would you include how green they look or if they are growing upright?

Do you have some ideas of why the greatest number of worms helped the plants?

That's too bad they are starting to die. Could that be because the don't have enough water or they got too much? Too much water can lead to fungal growth--did you notice any? The bad odors you noticed can indicate anaerobic bacteria are growing and those can cause plant disease. Anaerobic means they grow best where there is no oxygen, such as in stagnant water or in soil that is kept very wet!

Great job on data collection and reporting results and conclusions, hope you get to plant more seeds and perhaps grow your own gardens! If you have any questions about science, research, plants, etc. feel free to ask your teacher to email me your questions.

Best wishes and Minnie Pearl will be so happy to hear that, thank you!! 

PlantingScience Staff
joined the project
Grace
said

Dear Mr. Bennett

Thank for helping us throughout this project and with our mentor situation. We could not of gotten through this awesome project with out you.  Have a great day with you and Minnie Pearl. 

                                       From, 

                                The Priceless Pearls

Michael
said

Observations

 

Today we made our final observations and we wanted  to share. One observation was that they started to drop and make weird odors.

Second observation was that all the plants are starting to curl and shrivel. (Sorry for sending it that late I was pretty busy today)

Kevin
said

Dear, Mr. Bennett,

This is our conclusion for the Pearl Millet plants. The hypothesis was if ten pearl millet seeds were planted in a 2-liter bottle with worms, then the one with the most worms would grow the healthiest and tallest. Out hypothesis was supported in this experiment. Evidence  showed that the bottle with ten worms was the tallest and healthiest . In a future experiment, we could have more sunlight. Another idea for a future experiment on Pearl Millet, we might add different types of worms.

Have a good day!

Leaena
uploaded Screenshot 2022-11-09 2.20.38 PM.png in project files
John S. Bennett
said

I don't know why those uploaded upside down this time, I have no control over how they get posted! 
Have a great week,

John

John S. Bennett
uploaded IMG_20221107_112752394.jpg in project files
John S. Bennett
uploaded IMG_20221107_113940382_HDR.jpg in project files
John S. Bennett
uploaded IMG_20221107_112752394.jpg, IMG_20221107_113940382_HDR.jpg in project files
John S. Bennett
said

Hi team! I imagine you're busy in the school semester and finishing up data collection for your experiment! Just thought I'd share some of my plants as well, I posted a photo of the carrot seedlings I have at home for my garden and will next show you the apple trees I am tending at work. Even though it is fall they are blooming in the greenhouse! 

John S. Bennett
uploaded IMG_20221102_082502526.jpg in project files
John S. Bennett
said

Dear Pearl Millets,

Thank you for the update! That's very exciting, I'm glad you have sprouting seeds! Now that you have some plants growing what initial results can you get from your observations? Such as what is the percent of seeds that germinated for each pot? It's kind of rare when I plant seeds to get the same number of seeds that germinate in each group!
Good observation about bottle B, do you have any idea why they are not doing as well, such as do you see any differences in how wet the soil looks? In plant science we want to always be acting as detectives, trying to find evidence whenever we see something odd we can't explain. 
Finally if you can take measurements of each seedling's height on one day we can work together to analyze your data and see if there is a statistical difference! Statistics use math to help us determine if there is a real effect being caused by your treatments, which in this case is earthworms, or if it is likely just random chance! I use it all the time at my work and it's exciting to get my own data and see differences. 

Until next time, 
John

Leaena
said

Dear Mr. Bennett,

Two qualitative observations are that each bottle, A, B, and C, have 7 plants sprouting. Another qualitative observation is that bottle B, which has 5 worms, has not been doing as well as bottle A, which has 1 worm and bottle C which has 10 worms. Hope to hear from you soon.

 

Grace
uploaded Screenshot 2022-10-19 2.16.56 PM.png in project files
John S. Bennett
said

Hi Pearl Millets,

Great to hear from you! Yes that is a lot of steps! Sounds like a good set up.
I'll ask a couple questions for you all. Where are you placing the bottles with your seeds? Is it cold or warm? You can try and might be able to upload a photo to the files tab so I can see your experiment!


Great job picking a variable, I like earthworms as they help break down my grass clippings and make compost which I hope to put in my garden next spring. I am guessing you added a different number of worms to each bottle, and if so what did you write on each label? 


You're very welcome, hope to hear from you soon! 

Grace
said

There was many steps to this project, and that is why this email was sent. The first step was to get a two litter bottle with a cap. The second step was to think and bring the variable (which is the worms for us). The third step is to dill a hole in the cap, which needed for the piece of cloth or fabric to go through. The fourth step was to use a scalpel to cut directly through the bottle then use that cut to separate the top from the bottom. Last but not least, to add dirt, water, labels, and to add the worms. Thank you for your time hope to here from you soon.

John S. Bennett
said

Dear Leaena, Grace, Michael, and Kevin, 

This is John! I'm your group's liaison, sort of a mediator to make sure all the mentors stay in contact with you and the other teams! I just talked to Ching-Yi and they are apparently busy this semester preparing to defend their PhD. project--it's a super busy time so they had to step away, but that is ok! I'm sending out requests today to find a new mentor for you all! Hopefully we'll hear from someone by tomorrow or Friday ^_^ 

In the meantime I love your team name, I have a cat who lives with my parents name Minnie Pearl, she was a kitten I rescued from under the neighbor's house.

Sounds like a great experiment you have started, I am curious how many worms did you add to the containers? Do you have different groups, like 0, 5, and 10 worms or did you pick another method?

Hope to hear from you soon! 

John

Michael
said

If 10 pearl millet seeds were in a 2 liter bottle with different amounts of worms, then the one with the most amount of worms will grow the healthiest and the tallest in cm

DV Is height

IV amount of worms

CV water

CV worm type

CV amount of soil

CV Sunlight

CV container

CV soil type
 

Jin Ching-Yi Liao
joined the project
Kevin
said

Dear Ms. Ching Liao

The other post that we just made was the qualitative observations. Here are the quantitative observations.
 

The soil is 12 centimeters from the cap to the top of the soil. The plants that we planted have grown 0 centimeters.

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