Did you know that the total amount of water on Earth is fixed? The amount of water is neither gained nor lost between the Earth and its atmosphere. Water is a compound of two elements, hydrogen and ...

Students will be able to develop and explain a particle-level model to describe evaporation and condensation in the context of the water cycle. The water cycle depends on the processes of evaporation ...

Floods, droughts and heatwaves continue to dominate headlines around the world and in Australia. In the past few days, hundreds of bushfires have ignited in south-east Australia during an extreme ...