Ask an Expert (Page 180)

Prosthetic Hand

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

Prosthetic Hand Prosthetic Hand Hi! I was thinking about doing something similar to the Build a Helping Hand project but my teacher wants us to do something that uses the scientific method as opposed to an engineering project. Any suggestions? Re: Prosthetic Hand Hello! I think you could modify the Build a Helping Hand project to incorporate the scientific method. One idea would be to test a few different hand designs to figure out which one works the best. You would first have to define… Read more

Help With Microbial Fuel Cell

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

Help With Microbial Fuel Cell Help With Microbial Fuel Cell Hello there! My name is Brindha and I am a sophomore high school student. I am enrolled in my school's science research program and am thinking of an idea for my project. I won at my city science fair last year, but this year I really want to do a complex project and try to make it to the County or Regional fair Last year I worked with microbial fuel cells. I tested the effect of nitrogen on the efficiency of MFC's by adding… Read more

Rate of a Chemical Reaction by Changing the Particle Size of the Reactants

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

Rate of a Chemical Reaction by Changing the Particle Size of the Reactants Rate of a Chemical Reaction by Changing the Particle Size of the Reactants Hello So i'm doing the experiment Can You Change the Rate of a Chemical Reaction by Changing the Particle Size of the Reactants. this experiment is actually on science buddies, you can search and find it. click the procedure. i'm unsure of where to place the Alka-Seltzer tablet, upon completion of setting up the apparatus. does it go in the… Read more

Question Regarding Science Project 10th Grade

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

Question Regarding Science Project 10th Grade Question Regarding Science Project 10th Grade Hello Science Buddies, I have a question regarding a Science Project for 10th Grade. I have a Science Project that is mandated since I am in a Honors Biology Class. It has to be advanced and I was wondering which one of these projects would be the best to do. I have caught an interest in sociology and Human Biology I just don't know if these two science projects are advanced enough: How do fears change… Read more

Making an animated birthday card

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

Making an animated birthday card Making an animated birthday card My science project is to make an animated birthday card by using a programming language called scratch. This project involves an engineering design process which I am unfamiliar with since this is my first time to use such method. I’ve read the engineering process, and it starts with defining a need/problem. I came up with a statement for defining a need: Traditional birthday cards are costly, inconvenient, and have a negative… Read more

Yeast Anaerobic Respiration Question

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

Yeast Anaerobic Respiration Question Yeast Anaerobic Respiration Question Hey! I have a question about this science experiment we did a couple of weeks ago. Essentially, we mixed yeast with apple juice in a sealed container and attached a balloon as the lid. So, the yeast performed cellular respiration with the apple juice, converting the glucose into ATP, and releasing CO2. The CO2 blew up the balloon as a result. However, we decided to leave the containers out for a couple of weeks, and… Read more

Catchy name for Slime project

Ask an Expert Topic Forum: Grades K-5: Life, Earth, and Social Sciences

Catchy name for Slime project Catchy name for Slime project Hi, My daughter in 3rd grade is interested in doing "Design your own slime" project.With the adjusting the recipes quantity she will make different type of slimes.Come out with a recipe that makes best slime. I am looking for a catchy project name. Please suggest me some project name. Thank you, Regards, Swapna Re: Catchy name for Slime project Hi Swapna, Sounds like a very interesting project. You could try some fun titles… Read more

Helicopter above the earth.

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

Helicopter above the earth. Helicopter above the earth. My 10 year nephew would like to know what would happen if you hovered for 24 hours on a helicopter without moving forward. Would you stay above the exact spot, or would the earth pass below you?? Re: Helicopter above the earth. Patrick456 - The helicopter would tend to move with the atmosphere, and the helicopter would stay above the same position relative to the earth in a 'no wind' situation. Have your nephew search for 'coriolis… Read more

How to track genomic revolution of COVID19 using NCBI

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

How to track genomic revolution of COVID19 using NCBI How to track genomic revolution of COVID19 using NCBI Our project is tracking genomic revolution and we are using NCBI as our resource. We want to track down strong variants such as delta variant, and compare its protein sequence to the initial covid protein sequence early in China. But we are struggling to use the tool how to search delta variants from the website and how to read the Multiple Sequence alignment viewer. Can someone help us… Read more

How to track genomic revolution of COVID19 using NCBI

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

How to track genomic revolution of COVID19 using NCBI How to track genomic revolution of COVID19 using NCBI Our project is tracking genomic revolution and we are using NCBI as our resource. We want to track down strong variants such as delta variant, and compare its protein sequence to the initial covid protein sequence early in China. But we are struggling to use the tool how to search delta variants from the website and how to read the Multiple Sequence alignment viewer. Can someone help us… Read more

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