| A | B |
|---|
| Chemical change | the formation of a new substance with different properties; cannot be undone by physical means |
| Circulatory system | transports nutrients and oxygen to the body |
| Digestive system | breaks down food to provide nutrients and energy |
| Endocrine system | regulates the body with hormones |
| Excretory system | removes waste from the body |
| External stimulus | a change in the environment outside of the organism |
| Feedback mechanism | a response within a system that influences the activity of that system |
| Force | a push or pull that can change the position or motion of an object / material |
| homeostasis | the body’s ability to keep the internal balance of the body stable |
| Integumentary system | provides protection of the body |
| Internal stimulus | a change within the organism |
| Motion | a change in the position of an object |
| Muscular System | provides movement of the body |
| Nervous sytem | controls and coordinates the body |
| Physical change | change which alters matter without changing its chemical composition or the identity of the substance |
| Reproductive system | produces offspring |
| Respiratory system | exchanges oxygen and carbon dioxide |
| Skeletal system | provides structure and protection for the body |
| Stable | balanced; unchanging |
| Stimulus | a thing or event that causes a response or reaction |
| System | interacting, interrelated, or interdependent elements forming a more complex whole |
