Muscle & skeletal (but let's not forget the CNS).
how can the sun can produce heating directly in solar?
A mechanical system is a collection of compents working together.
Passive Infra Red, detects movement and heat...
The muscular system is made up of tissues that work with the skeletal system to control movement of the body. Some muscles-like the ones in your arms and legs-are voluntary, meaning that you decide when to move them. Other muscles, like the ones in your stomach, heart, intestines and other organs, are involuntary.
The Skeletal System and the Muscular System.
The reproductive system. It is different in males than it is females.
The main two are the skeletal system and the muscular system however, the muscles can't do anything without the nervous system and the cardiovascular system.
the nervous system
The nervous system get messages from the brain telling the muscles to react.
factory system
they both work together 4 movement and protection of the boby
the muscular system together with the skeletal, anables movement of the body
the musculoskeletal system
The various types of muscles which belong to the muscular system.
is a number of linked systems, working together closely ,so that they form a single computer
The muscular system enables movement of the skeletal system while the skeletal system provides structure for the muscular system.
The circulatory system brings nutrients and wastes to and from the bone. These systems work closely together to maintain homeostasis.