A simple practical activity that uses various methods to help students understand the idea of the expanding universe.
Students often struggle to determine whether changes in matter are physical or chemical, for example, they may have difficulty labelling a candle m
Using a Predict-Observe-Explain cycle in fostering college students' scientific explanation on concepts of velocity and acceleration in a small-gro
A progression leading to understanding falling towards Earth is presented.
Practical approaches to teaching about energy and developing understanding.
Would a change in terminology help avoid confusion or do we need to review the use o f'energy' in science teaching?
Entropy is more usually studied in physics and chemistry but can also be considered in biology to explain limitations of energy changes in life-pro