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Monday 21 May 2018
fingerprints
This term our group has been learning about fingerprints this is what i learned if you look on your fingertips you can see these tiny lines which are called ridges nobody on the world has have no same fingerprints not even twins and your fingerprints stay the same forever and fingerprints are one of the ways the get DNA there 3 types of fingerprints on is a whorl that looks like a spiral the other one is a loop which looks like a u turn and the last one is a arch it looks like a bump this is how to make a fingerprint first rub your fingers on your scalp second press your finger lightly on a dark surface third put a little amount of talcum powder on a paintbrush fourth brush over your fingerprint fifth place sticky tape over the fingerprint sixth carefully pull the tape with the fingerprint on it seventh look at it is it a loop whorl or an arch?
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