Other - Science

What is the approx. difference between the longest and shortest days of the year in Chicago, IL

Zero minutes because all days are 24 hours. However, if you mean the day with the longest period of daylight and the day with the shortest period of daylight, the difference is (sunrise to sunset) 6

Which Theories, Facts and/or Laws operate by chance

Excluding Evolution, which other theories, facts and/or laws have a chance factor like that of evolution? (Just name them in a list, stating whether they are fact, theory and/or law.) Posted this in a

What is the highest temperature of water that a cockroach can sustain ? need immediate answer; please !!

I heard that cockroach cant sink; but can it sustain high temperature of water? If yes ; what is this temperature?-115 F

Does salt damage porcelain

does it damage the surface?-no it dont because sodium chloride molecules (Salt) and porcelain molecules do not have a chemical reaction, so nothing will happen.-nono chemical reaction with salt.

What are the concepts of a Dyson Tree and Astro-chicken from Freeman Dyson

Dyson trees are hypothetical space-grown lifeforms that feed on comets and can serve as potential living space for humans. Astrochicken is a hypothetical self-replicating bio-cybernetic space probe.

8th grade plant science projects

I need a science project. I would like it to be with plants because i think theyre easy to measure. My teacher wants our projects to be a little more sophisticated. Anybody have any ideas? I have the

I have a question about science majors and jobs

I am really into science and Ive considered being a doctor but its not exactly the best option for me. I love physics. I really like biology and astronomy. I want to be able to do research and work in

Science variables help please

here is the experiment: we had a beaker of alcohol and we put strips of paper in the alcohol to see how fast the alcohol would travel up the strip. than we added salt and did the same thing. what wou

Did Galileo invent the hydrostatic balance, or discover hydrostatic equilibrium, or both

Ive found hydrostatic balance can mean hydrostatic equilibrium (the result of outward pressure being balanced by inward forces of gravity, used in analyzing stars structures) or the physical hydrostat

What are the Secrets of Ikka A little story of Making a big difference

Greenland-The wide variety of microbial species living in the unique environment of the ikaite columns are adapted to the alkaline (pH 10.4) and cold conditions (2- 6oC) of the interior. Up to one thi

Which of the following is a feature of the lymphatic system

A) It carries fats away from the intestines B) It serves to transport fat-soluble and water-soluble vitamins to the vascular system C) It contains a fluid with a composition similar to pancreatic flui

How would you determine if a rope is cut as opposed to ripping in half

This plays a large part in a mystery novel I am writing. But I cant seem to figure it out. How would you tell? Thanks!-a rope is typically made up of many strands.In a cut rope, the strands are alll r

Find the Temperature in Gibbs Free Energy

ΔG = ΔH – TΔS ΔG = 178.2 – (373 x 160.6)/1000 ΔG = 178.2 – 59.9038 ΔG = 118.3 kJ mol-1 Find what temperature is required for the reaction to be spontanious Thanks-For reaction to be spontaneous, ΔG

Most absorbent material, but with some criteria

I need a material that can absorb water really well, but there are some criteria, such as: -It needs to be absorbent -It needs to be non-flimsy, unlike flimsy materials like sponge, cotton etc. Pleas

How do I break the vacuum seal on a "Glasslock" dish

I put this dish in the microwave and the top sucked on, vacuum tight. I realized afterwards, it says Airtight; microwave safe WITHOUT lid. How can I get this lid off?-I am not sure I understand the pr