Posted on March 25, 2008 by jennybeard
Posted on March 25, 2008 by jennybeard
Posted on March 25, 2008 by jennybeard
Some acid can burn through anything – so why won’t it burn through the glass jars it kept in?
Harry from Buckinghamshire (age 5-14)
If acid burns stuff how can it stay in glass bottles?
Adam from Hertfordshire (age 5-14)
Filed under: Alaster McDonach's Big Answers, Answered Big Questions, Chemistry Big Questions, age 5-14 | 2 Comments »
Posted on March 25, 2008 by jennybeard
Posted on March 25, 2008 by jennybeard
Why is blood red?
Chloe Smith
Nadiya Basite from Swansea (aged 5-14)
Preston Primary School Stockton on Tees (aged 5-14)
Why is your blood red?
Rosie from West Midlands (age 5-14)
Why does our blood turn red when it touches oxygen?
Autumn Marie Taylor from Kent (age 5-14)
Sherylin McCarthy from Kent (age 5-14)
Filed under: Age Unknown, Answered Big Questions, Biology Big Questions, Chemistry Big Questions, Medical Big Questions, Medicine Big Questions, Sian Stewart's Big Answers | 1 Comment »
Posted on March 25, 2008 by jennybeard
If you stand out in the open on a grass-green meadow under a blue sky with your back to the sun, why does a white piece of paper, held in the shade of your body but still in the, supposed, blue-scattered-light; from the sky, still appear white? Is this because the eye colour-corrects to see [...]
Filed under: Age Unknown, Alaster McDonach's Big Answers, Answered Big Questions, Biology Big Questions, Brain Big Questions, Rainbow and Light Big Questions | 2 Comments »
Posted on March 25, 2008 by jennybeard
Why is there salt in sea water?
Francesca Josephson
Why is the sea salty?
Bluebell class from Kent (Age 5-14)
Hannah Tyler from Kent (age 5-14)
Eagles Class from Kent (age 5-14)
Filed under: Age Unknown, Answered Big Questions, Chemistry Big Questions, Environment & Natural World Big Qs | 1 Comment »
Posted on March 25, 2008 by jennybeard
Posted on March 25, 2008 by jennybeard
Posted on March 14, 2008 by jennybeard
What types of radiation are emitted from the waste from nuclear power stations? (eg alpha, beta, gamma, neutrons etc.) Why can this not be put to use to recycle? Or is the cost of re-use greater that that of diposal? Presumably the radiation is energy?
Peter Creed
Filed under: Answered Big Questions, Chemical Processing Big Questions, Chris Thornton's Big Answers, Energy Generation Big Questions, Engineering and Technology Big Qs, Miguel Garcia-Sancho's Big Answers | 4 Comments »