Ask an Expert (Page 131)

Ask an Expert Topic Forum: Preparing for the Competition

Printing out Trifold Display (urgent) Printing out Trifold Display (urgent) Hello! I'm new to advanced science competitions for high schoolers and am hoping to compete in ISEF this year :D ! From the projects I've seen, a lot of people print out one big "poster" of their content and stick it onto their trifold display rather than sticking many papers onto it. What are typical practices for doing this? I have a layout ready for printing, and am also wondering where I could get these things… Read more

Lemon Battery

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

Lemon Battery Lemon Battery My lemon battery is currently not working and I want to try it another time... am I able to reuse the galvanized nails and crocodile clips? If I decide to retry the experiment a day later, will the lemons be okay to use once again or do I need to get new lemons? Re: Lemon Battery Hi - you can always reuse the alligator clips. You can reuse the nails as long as they are not too corroded, but that should not be a problem if you only tested the battery briefly.… Read more

how to test

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

how to test how to test I would like your opinion on how to measure the results on the project how much force does it take to drive a nail trough different types of wood I've built the apparatus and have to do three test should I measure it by how many hits it take to drive the nail through the wood or rename the project and have a set number of hits and see how much nail is still sticking out of the wood. Re: how to test Hello, It seems like the easiest way to test this would be to find… Read more

Getting Research Mentors/Research Institution

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

Getting Research Mentors/Research Institution Getting Research Mentors/Research Institution Hi! I've read up on finding research mentors and know the typical ways to do it, but how would a student without much experience besides independent research get approval to conduct research at a university/research institution? From what I can see so far, most student researchers do this by winning an award/recognition first. At that point, would you reach out to colleges directly or would they… Read more

Question about Marble Roller Coaster Experiment

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

Question about Marble Roller Coaster Experiment Question about Marble Roller Coaster Experiment Hi! My son is doing the Marble Roller Coaster Experiment (https://www.sciencebuddies.org/science-fair-projects/project-ideas/Phys_p036/physics/marble-roller-coaster-loop-the-loop). The instructions for the project state: 12) Run a single marble down the track 10 separate times. How many times does it successfully go through the loop? 13) Change the height and repeat the previous step. If the… Read more

How to turn sodium hydroxide pellets to sodium hydroxide solution

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

How to turn sodium hydroxide pellets to sodium hydroxide solution How to turn sodium hydroxide pellets to sodium hydroxide solution Hey, I'm doing a science fair project and my dad got sodium hydroxide pellets instead of solution? I need 0.1M sodium hydroxide solution for my project. How do I convert it into a solution? Re: How to turn sodium hydroxide pellets to sodium hydroxide solution Hi there! Molarity is equal to moles of your solute (the thing being dissolved) divided by liters of… Read more

shopify app store | sunnyadi

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

shopify app store | sunnyadi shopify app store | sunnyadi Shopify is a subscription-based software that allows users to create an online store and sell, ship, and manage their goods. It operates on a monthly subscription model. If you want to personalize your website and build it from the ground up, the [url=https://sunnyadi.com/shopify-website-development]Shopify App Store[/url] and APIs make it simple to do. Make your first sale today Yes, it is that quick. Shopify gives you everything you… Read more

Currency exchange rate API

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

Currency exchange rate API Currency exchange rate API You can generally get [url=https://fcsapi.com/document/forex-api]exchange rates[/url] from banks and U.S. Embassies. If your functional currency is not the U.S. dollar, make all income tax determinations in your functional currency Read more

LOOKI 360PRO CAM

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

LOOKI 360PRO CAM LOOKI 360PRO CAM With the[url=https://lookilife.nl/products/360pro-camera-wit] Looki 360Pro Cam[/url], you can always keep an eye on your house from wherever you are. Using the smart app, you may view and listen live content from any location at any time. a motion sensor is included so you can be certain nothing evades your sight. Your photographs will always be secure thanks to the free 32GB SD card and cloud storage. Read more

Fingerprint Inheritance

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

Fingerprint Inheritance Fingerprint Inheritance Hello! I thought it might be a good idea to reach out to an expert about my science fair project... For my science fair project I chose the topic "Are Fingerprint Patterns Inherited?" which I found on science buddies. However I am a bit confused on the variables. So far this is what I have: Independent Variable: If the people are related Dependent Variable: How similar the fingerprints are Control Variables: The tools used for sampling. The… Read more

Ask an Expert (top 2,000 results)

Explore Our Science Videos