Vertebrates -
Creatures with a
back bone.
Joints -
A joint is where two bones
Brittle -
Breaks very easily. Not
meet.
very strong.
Characteristics - What makes
something different from something else.
Contract and relax -
Get tight
and then loosen.
Exoskeleton – Bones outside the
body.
Muscles -
Are attached to bones. They
make bones move by contracting and relaxing.
Skeleton - Is made up of 206 bones that
support your body and protects your organs.
Calcium -
Helps to build strong
bones.
Invertebrates without a back bone.
Creatures