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Listed under:  Science  >  Matter  >  Chemical elements  >  Noble gases  >  Helium
Interactive resource

Mine rescue

Rescue three miners trapped by fire. Select and test gases to find out which gas will put out the fire and which gas the miners can breathe.

Tablet friendly (Interactive resource)

Types of matter: solids, liquids and gases

Select samples from an outdoor setting. Magnify the substances to atomic level so that the particles they consist of can be seen. Sort the substances into groups based on how the particles are arranged and how they move. Classify the substances as solids, liquids or gases. For example, classify argon as a gas and ice as ...

Interactive resource

Types of matter: solids, liquids and gases [ESL]

Select samples from an outdoor setting. Magnify the substances to atomic level so that the particles they consist of can be seen. Sort the substances into groups based on how the particles are arranged and how they move. Classify the substances as solids, liquids or gases. For example, classify argon as a gas and ice as ...