Most popular

Tony Kirk asks

Would sulfuric acid have a long term effect on an engine and eternal parts of an car if a bottle...

julie from Soledad asks

What is the polar nature of water?

Scott Livingston from Charlottetown, Prince Edward Island asks

Looking for pictures of Tranquility base or any of the other lunar landing spots on the moon taken...

Danielle Panchuk from Calgary asks

Why after drinking massive amounts of alcohol, which is a liquid, do you wake up dehydrated the...

James from Hamilton asks

If 'O' (oxygen) is an element and CO2 is a compund...what is O2, or Cl2?

Sharon Johnson from Tobermory asks

Can decomposing cedar wood chips or household compost cause environmental problems in surrounding...

Kim Monin from Nepean, Ontario asks

I am trying to make natural beeswax into an ivory colour. Some people say they use natural dyes. ...

Matt from Pickering asks

How are genes located? For instance, Lap-Chee Tsui and his team of geneticists located the...

Betsy Kirk asks

What is happening when someone plays a song on wine glasses? They are filled with different...

Shagufta asks

What are cosmic rays?

Base from Ontario asks

Why is vegetable oil viscous?

Asli Tamer asks

How do bacteria use rhodopsin to create energy?

Loubelle I. Depita from Koronadal City, South Cotabato, Philippines asks

Why is sterilizing & using alcohol effective against microorganism?

Sue from Mississauga,On. Canada asks

What is the chemical composition of soya margarine?

Wayne Boutzale asks

What are giant ice meteorites? Would it be possible for them to hit the earth?

Tom Henson from Bettendorf, Iowa asks

I am doing a science project on how light affects plant growth. If you could answer my 10...

John Douglass asks

Hexane seeps out of the ground at old sites of underground gasoline storage tanks. Can I smell...

Gary Kolling asks

What term is applied to all processes and physical measurements carried out under conditions of...

Edward from Mississauga, ON asks

I have a wierd thinking question regarding electricity. When we have a positive charge or a...

özgür o?uz from Yata?an/Mu?la asks

How can an ant hold up a weight which is 50 times more heavy than ant's own weight?

The Tucker Family from Hamilton asks

How many people have ever lived on earth? We have found data giving the population at differen...

Richard Hart from Victoria, BC, Canada asks

My wife asked me, "What does the sun burn and why doesn't it burn out?" I told her about helium...

Saurabh from New Delhi asks

Gravity can produce motion in a body. Thus, it does work. But, for doing work, energy is needed....

Denise Atkins asks

What causes asteroids to burn up once they enter earth's atmosphere?

Darren Connell from the Internet asks

We have the ability to use sound frequency to cancel out unwanted sounds, and since light is a...

Ric Martin from Houston B.C. Canada asks

Can someone tell me what Canadian frogs and toads are vocal? We have several types here, but they...

Cynthia Everhart from Leesburg asks

My neice is being tested for an unknown cause to her developemental delay. She has recently been...

sabiha yamin from lahore, pakistan asks

I want to knock out the PHB depolymerase gene from the genomic DNA of a bacterium. Can you suggest...

missy cunningham from portsmouth asks

Every time we go to our local grocery store and get a buggy that does not have a chain hanging from...

Kiana Stewart from Blacksburg asks

If Virginia sees a full moon in the daytime then do places like Australia see no moon at night?

Bonita asks

I lost my sense of smell after a fall from a horse 5 years ago. The back of my head hit the...

Michel asks

If Humans and Apes are related, why aren't we able to reproduce together?

samantha from Sarnia asks

Is it true that only female bees can sting you? And if it is, why is that?

Abhinav from Delhi asks

Why do all planets revolve in elliptical orbits around the sun? I mean in nature there existis...

Amelia Singh from scarborough asks

How are rocks made? What are the different kinds of rocks?

Mauro Mavrinac from Ottawa asks

Given: a horizontal rigid tube with one end on an axis at a constant rotation. Insert a solid ball...

Dave from the Internet asks

Hi, I am looking for a procedure that I can use for a science investigation. We are testing water...

Tsiadimos Nick from Athens, Greece asks

If we put a current-carrying conductor inside a magnetic field (i.e. between two permanent...

Jeremy from Mustang asks

I am doing a science fair project and the question is this....Can people remember things better if...

deepak singhal from Bangalore (India) asks

Before getting married should we consider blood groups of both individuals? Is there any...