Answers to Questions Kids Ask! - Where "Why?" Turns to "Wow!"
Born on this day
September 19, 20111931 - Brook Benton
1934 - Brian Epstein
1928 - Pete Murray
1933 - David McCallum
1940 - Zandra Rhodes
1940 - Bill Medley
1945 - Kate Adie
1946 - Michael Elphick
1948 - Jeremy Irons
1949 - Twiggy
1963 - David Seaman
You probably already know how important blood is. It keeps oxygen traveling through your body. Blood is made of white cells, red cells, and other nutrients that your body needs. Blood is liquid because the cells are carried in plasma, which is made of almost all water (about 90% of plasma is water).
The red and white cells are produced in your bones (in the marrow), the liver, spleen, and parts of your body called the thymus gland and lymph nodes.
Link to this question!
Can you drink sea water?
Water from the sea is too salty to drink. Although your body needs salt, it is possible to have too much of it. See, your body is made of cells…
How many bones in the human body?
There are 206 bones in an adult human skeleton, but the skeleton of an infant contains 350 (the extra bones fuse together as you grow). There are two skeletal systems…
What is a bruise?
A bruise is also called a contusion (say: ken-too-zhen), and it forms after a hard enough bump to the soft tissues under your skin. When these tissues are injured, small…
Why whenever I eat ice cream too quickly, do I get a slight headache?
That mild achin’ in your head you speak of is known, in not-so-scientific terms, as an “ice cream headache” or “brain freeze.” And while some like it cold–especially those of…
How do fingernails grow?
Fingernails, hair, and skin are made of a protein called keratin. But underneath, all these body parts have layers of living, growing cells. The live cells continuously divide, and by…