Ask an Expert (Page 93)

Broken Link in "That's a Real Smile! ...or is it?" Science Project

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

Broken Link in "That's a Real Smile! ...or is it?" Science Project Broken Link in "That's a Real Smile! ...or is it?" Science Project https://www.sciencebuddies.org/science-fair-projects/project-ideas/HumBeh_p043/human-behavior/judging-real-smile My students would like to do this project, "That's a Real Smile! ...or is it?" however, it relies on the use of an online "Spot the Fake Smile" test that is no longer available at the link provided in the description… Read more

Flying Car

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

Flying Car Flying Car How would you make a flying car? [Administrator note: You have posted about several different topics. What science project are you working on? Please note that if you continue to post multiple messages in the forums that are not related to the project, your account may be deactivated. When you post again and again on a thread, you reduce the changes of getting a reply.] Re: Flying Car Please I really need help urgently. Re: Flying Car Can you explain in more detail… Read more

PLEASE ANSWER URGENTLY: Adsorption- Dyeing Fabrics with Kool-Aid

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

PLEASE ANSWER URGENTLY: Adsorption- Dyeing Fabrics with Kool-Aid PLEASE ANSWER URGENTLY: Adsorption- Dyeing Fabrics with Kool-Aid Hello, I am interested in doing this experiment in my school's science fair coming up. I have decided to look at how pH affects the adsorption of the dye but I have some things that I would like help on. I know that Kool-Aid already is acidic which may affect my results, so I am wondering about neutralizing the Kool-Aid empirically. Meaning I need to know the… Read more

Rock Candy Chemistry

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

Rock Candy Chemistry Rock Candy Chemistry My son asked me a question that I have been unable to find an answer for. The question is as follows: Can you make rock candy by starting with cool sugar water, 60°. Or does the water have to be warm or hot when you insert the stick with the seed crystals for the crystallization process to start? Does anyone know the answer to this? Re: Rock Candy Chemistry I am not sure but I think to make rock candy it is preferred to use hot water because it… Read more

Strawberry dna

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

Strawberry dna Strawberry dna How can we confirm at home if what was extracted is actually strawberry dna? [Administrator note: Step-by-step procedure for this project: https://www.sciencebuddies.org/science-fair-projects/project-ideas/BioChem_p015/biotechnology-techniques/strawberry-dna] Re: Strawberry dna Hi! Confirming that the strands are in fact DNA would most likely require the use of advanced laboratory machinery. However, the strawberry DNA should appear as clear/white strands.… Read more

Help for Science Fair Competition

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

Help for Science Fair Competition Help for Science Fair Competition Hello, I have a science fair competition coming up, and my project is to figure out which one is more effective: foaming hand soap, liquid hand soap, or gel hand sanitizer. I have two questions that I hope to be answered. 1) Even though I did this experiment multiple times and got foaming hand soap, online it says liquid hand soap. I think it has to do with the amount of water needed, because I didn't use any water, but I… Read more

Do different levels of 'heat' from different spicy peppers affect your body temerature?

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

Do different levels of 'heat' from different spicy peppers affect your body temerature? Do different levels of 'heat' from different spicy peppers affect your body temerature? Science Fair Project Looking for websites to help with research, and questions on this topic to research Title suggestions also welcome! Thanks! [Administrator note: your posts have been combined so that it doesn't look like the post has been answered.] Re: Do different levels of 'heat' from different spicy peppers… Read more

Pilot

Ask an Expert Topic Forum: Careers in Science

Pilot Pilot How do you get a pilot's licenses? Re: Pilot For more information about becoming a pilot, please see: https://careerdiscovery.sciencebuddies.org/science-engineering-careers/earth-physical-sciences/pilot Amy Science Buddies Re: Pilot What degree do you need? Re: Pilot Hi - if you visit the career profile I linked above, you will find this information under “Education- Typical Degree Needed After High School” Amy Science Buddies Re: Pilot Great!! Read more

Procedural question in this experiment: Can Baking Soda Substitute for Baking Powder in a Recipe?

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

Procedural question in this experiment: Can Baking Soda Substitute for Baking Powder in a Recipe? Procedural question in this experiment: Can Baking Soda Substitute for Baking Powder in a Recipe? Hello, My daughter and I have a procedural question regarding this experiment: https://www.sciencebuddies.org/science-fair-projects/project-ideas/FoodSci_p008/cooking-food-science/can-baking-soda-substitute-for-baking-powder-in-a-recipe. In the Variations section of the procedure it states, "All of… Read more

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