In ‘Science Tube’, take a look at the properties and uses of materials and find out about reversible change.
’Rocky Road’ visits a quarry, to see rock being blasted to being mixed with hot bitumen for road-making. ‘Ice Trail’ looks at the properties of solid and liquid water and the reversible changes. ‘Melting Moments’ sees heat change ice from a solid, liquid to a gas and ‘Rainy Days’ takes a close look at the water cycle, including evaporation and condensation. ‘All Change’ watches the effects of solid carbon dioxide placed inside a balloon.