Ask an Expert (Page 137)

Waste Not want not

Ask an Expert Topic Forum: Grades 9-12: Physical Science

Waste Not want not Waste Not want not Do I have to leave the aquarium pump on during the whole entire project? Or only when I test? Is it normal for the salt bridges to be a jelly like substance? This is for the Waste not want not project. Thank you. [Administrator note: project directions: https://www.sciencebuddies.org/science-fair-projects/project-ideas/Energy_p026/energy-power/use-a-microbial-fuel-cell-to-create-electricity-from-waste ] Re: Waste Not want not Hi - 1. The cathode… Read more

Earthquakes

Ask an Expert Topic Forum: Grades 6-8: Life, Earth, and Social Sciences

Earthquakes Earthquakes Hi, so i need help on how to do final report paper. I did the science buddies project: https://www.sciencebuddies.org/science-fair-projects/project-ideas/CE_p023/civil-engineering/earthquake-affects-type-of-soil and i didnt learn how to write one. \ , thanks :D Re: Earthquakes Hi! I would love to help you with your report, but I just need a little bit more information. What is the format of your paper? From my experience with writing lab reports, I've had to… Read more

test

Ask an Expert Topic Forum: Careers in Science

test test test Read more

Question about Make a Cotton Ball Launcher activity

Ask an Expert Topic Forum: STEM Activities

Question about Make a Cotton Ball Launcher activity Question about Make a Cotton Ball Launcher activity Type your question below and then press Submit! What came first the chicken or the egg ------------------------------------- Leave this to help the Experts: The activity can be viewed at: [url=https://www.sciencebuddies.org/stem-activities/cotton-ball-launcher]Make a Cotton Ball Launcher[/url] Read more

Hydroelectric power project

Ask an Expert Topic Forum: Grades K-5: Physical Science

Hydroelectric power project Hydroelectric power project My daughter wants to use hydroelectric power in her next science fair project. She thought about using a dam that beavers built near our house or the flow of a stream near our house as the source of water. She isn't sure whether this project would be better as an engineering design project or a traditional scientific method project. Do you have a suggestion? If it is a traditional scientific method project would a legitimate question be… Read more

Careers

Ask an Expert Topic Forum: Careers in Science

Careers Careers I am researching the following topic "careers for scientists online" --- I have all my rights and freedoms and can change what I want --- - I am looking for websites on which one can immediately earn with my business knowledge, without application process, for example there is a listed offer to earn that is high, and I can earn immediately - I am looking for sites where I can acquire an existing profit making business for free, ideally one can operate remotely and can truly… Read more

Help requested for solar powered airplane project

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

Help requested for solar powered airplane project Help requested for solar powered airplane project My child is working on a science fair project. She wants to build a solar powered rc model airplane. She is having difficulty developing a question that can be tested. For example one idea she had is to have different wing designs to accommodate more or less solar panels. What could she test though? I don't know if it would be possible to test speed or maybe endurance. How could she… Read more

Material Substitute for Engineering Project

Ask an Expert Topic Forum: Grades 9-12: Physical Science

Material Substitute for Engineering Project Material Substitute for Engineering Project I'm working on a project that is about the sensors of self-driving cars! However, one of the materials I need is no longer available and I want to make sure that I purchase a substitute that will function the same. This is the project: https://www.sciencebuddies.org/science-fair-projects/project-ideas/Robotics_p043/robotics/autonomous-car-sensors#materials This is the material I am looking for:… Read more

Infinity Mirror

Ask an Expert Topic Forum: Grades 9-12: Physical Science

Infinity Mirror Infinity Mirror Hey, so, I've recently decided to build a infinity mirror, inspired by the idea on this website. I have one major question, what's the minimum/maximum distance between my pexiglass and mirror for it to work? Or is there any or does the distace affect certain things? Re: Infinity Mirror Hi - there isn't a set minimum/maximum distance for the mirror to work. The mirror's appearance depends on a lot of variables, light the brightness of the LEDs, the… Read more

Bioengineering a kidney project question

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

Bioengineering a kidney project question Bioengineering a kidney project question I wanted to choose this science project because I thought I would be making a false kidney but it’s not about that at all :( I was very disappointed. Is there any project that I am able to chemically engineer something or is there any project on forensics that actually uses true criminal justice and crime evidence or something like that so that I can get a chance to actually experience my dream of being someone… Read more

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