Scientific Understanding Table of Contents The Characteristics of Scientific Knowledge Models and Systems Understanding Science and Society

The Characteristics of Scientific Knowledge Counting Crows Researchers wearing masks trapped crows (1). Then the researchers put bands around the crows’ legs (2). Then they walked around, recording crows’ reactions (3). What senses did the researchers use? Why did the researchers wear masks when they trapped the crows?

The Characteristics of Scientific Knowledge Scientific investigations involve observing, collecting empirical evidence, using logical reasoning, inferring, and applying imagination.

Science Versus Pseudoscience The Characteristics of Scientific Knowledge Science Versus Pseudoscience

A bicycle pump is an everyday system. Models and Systems An Everyday System A bicycle pump is an everyday system. Models of systems can help scientist predict the stability of a system and how well something will work. Handle Cylinder Piston Valve

Models and Systems Feedback What words belong in the blanks? What is the input and output for the body when you exercise?

Models and Systems The Mercury Cycle, nitrogen cycle, water cycle, and rock cycle are all examples of models.

Models and Systems Food Webs model how energy moves through a system, a particular environment. Where do the animals belong in this system with the vulture?

What is a Scientific Theory? A well-tested explanation for a wide range of observations and experimental results. What do we do when new information is discovered that doesn’t fit with the theory in place? What might be some reasons that new information is gathered about the world around us?

What’s the difference between a law and a theory in science? Theory Law

Understanding Science and Society

Understanding Science and Society Tuberculosis Tuberculosis is a treatable and preventable disease. It attacks the lungs and can cause death. It affects poor countries more severely than it affects wealthy countries. With all illnesses there political, social, and economic concerns….name some…

Science and Society Jewels need to be mined…what can science do? A new housing development is wanting to be developed…what can science do? A new energy source is needed in an area…what can science do? An impoverished area needs a way to grow crops…what can science do??