skeletal system - A group of organs that function to provide structural support and protect internal organs, muscular system - A group of organs that provide movement and warmth for the body., muscles - organs that allow your body to move, bones - hard structure inside your body that make up the skeletal system, contract - the action of muscle squeezing and getting smaller.,

Science Vocab

More

Leaderboard

Visual style

Options

Switch template

Continue editing: ?