Blood clotting video.
Log In
Want to learn more? Check out these other resources:
Have you ever had a cut or a bloody nose that seemed like it would bleed forever? Though it might have seemed like a long time, it probably did stop pretty quickly. This is because different factors in a person's blood normally work together to plug the opening caused by the cut in a process called blood clotting or coagulation. However, some people have a genetic disorder called hemophilia that causes them to bleed excessively. If a person has hemophilia, he or she is usually missing some of…
Explore Our Science Videos
Science Buddies: Hand Warmer Chemistry
Candy Snap! Does freezing candy make it more brittle?
Squishy Circuits Classroom Activity Part 1