Ask an Expert (Page 167)

Need Help Measuring a Plant's Water Intake

Ask an Expert Topic Forum: Grades 9-12: Life, Earth, and Social Sciences

Need Help Measuring a Plant's Water Intake Need Help Measuring a Plant's Water Intake Hey, For my science fair research,[b] I need to find a way to measure the amount of water my plant is taking in.[/b] I don't know a way to because the water in my cups are hard to measure when they are being evaporated by the LED lights and the heating mat I have the under. Because of how cold it is in my house and area, I can't find a way to stimulate good weather conditions for rice so I have to keep… Read more

Projects involving Drone designs and Aerodynamics

Ask an Expert Topic Forum: Grades 6-8: Physical Science

Projects involving Drone designs and Aerodynamics Projects involving Drone designs and Aerodynamics Hi, I am very interested in designing/making an RC Drone as part of my project for a national science fair, I was wondering if you had suggestions for a project that I could use this in. I'm not asking for the idea itself, but rather a way to use my drones in a project. thank you. Re: Projects involving Drone designs and Aerodynamics Hi, We have several projects about drones on our site in… Read more

VR Project / Eskom Expo for Young Scientistis

Ask an Expert Topic Forum: Grades 9-12: Life, Earth, and Social Sciences

VR Project / Eskom Expo for Young Scientistis VR Project / Eskom Expo for Young Scientistis Good afternoon, I am a grade 9 pupil who are entering a science project in the category Computer Science and Software Development. My focus question will be "Does VR metaverse pedagogy lead to improved learning outcomes compared to traditional education methods?" The sample test we intend to do is that we get 50 grade 9 boys to participate and write a 10 question test after they read a lesson… Read more

Simple Electric Motor - Measure Impact of Additional Coil Turns

Ask an Expert Topic Forum: Grades 6-8: Physical Science

Simple Electric Motor - Measure Impact of Additional Coil Turns Simple Electric Motor - Measure Impact of Additional Coil Turns Hi Science Buddies Community. I'm working on a science fair project with my 7th grader. We are building the simple electric motor and want to study the impact of changing the number of copper coil turns. We are planning to use a C battery, small magnet, copper wire, and two safety pins to form the coil/battery connection. From what I can gather, increasing the… Read more

Question About "How Blue is Your Sports Drink?"

Ask an Expert Topic Forum: Grades 6-8: Physical Science

Question About "How Blue is Your Sports Drink?" Question About "How Blue is Your Sports Drink?" Hi, I'm doing this project for school and wanted to know if covering the photoresistor and LED with cuvettes was required. If it is, I was wondering if there were any other object or material I could do it with, since I don't have enough cuvettes. Thank you very much. Re: Question About "How Blue is Your Sports Drink?" Hi, I haven't done this experiment myself but I… Read more

derivatives example help

Ask an Expert Topic Forum: Grades 6-8: Math and Computer Science

derivatives example help derivatives example help Hi guys! I don't know if I wrote in the correct section, but I had a problem solving one example. I will be very glad if you tell me how best to solve it or where you can find similar examples. y′′-10y′+17y = 8e^8t y = ? Thanks in advance for your help and I apologize if I posted this in the wrong place. Re: derivatives example help This looks like it may have been related to homework? Experts at Ask an Expert are not able to help with… Read more

Finding science fair

Ask an Expert Topic Forum: Getting Started

Finding science fair Finding science fair I teach a 10th grade STEM course in LA. How can I find a good science / engineering design fair that my students could participate in? Re: Finding science fair Hello Jrichied, Welcome to Science Buddies! Here's a link that has several links. One lets you search for science and engineering fairs that are affiliated with ISEF: https://www.societyforscience.org/isef/affiliated-fair-network/ Be sure to check out the other links on that page,… Read more

Questions about growing Streptococcus Mutans

Ask an Expert Topic Forum: Grades 9-12: Life, Earth, and Social Sciences

Questions about growing Streptococcus Mutans Questions about growing Streptococcus Mutans Hello! I have a couple of questions I am planning on ordering a live culture from Ward's (Link below - I am ordering the tube with the live bacteria, not the lyophilized one). I want to grow the culture in an MSAT Agar plate for my experiment. My experiment is about testing copper water's effect on the oral microbiome. I have two questions: 1. Would my procedure for inoculating the agar work? I put it… Read more

Engineering Goals or Design Goals or Algorithms:

Ask an Expert Topic Forum: Grades 9-12: Math and Computer Science

Engineering Goals or Design Goals or Algorithms: Engineering Goals or Design Goals or Algorithms: I am am writing research plan for a software that I want to create but I don't know how to start to write the Engineering goals.Is there some advice? Re: Engineering Goals or Design Goals or Algorithms: Are you developing software for a K-12 project? Both of these videos help describe the process of identifying design criteria/requirements and stating goals for an engineering… Read more

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