Absolute dating

https://www.sciencelearn.org.nz/resources/1486-absolute-dating
Geologists often need to know the age of material that they find. They use absolute dating ...

Relative dating

https://www.sciencelearn.org.nz/resources/1485-relative-dating
Relative dating is used to arrange geological events, and the rocks they leave behind, in a ...

Types of volcanic rock

https://www.sciencelearn.org.nz/resources/650-types-of-volcanic-rock
Rocks are not all the same. Some are heavy, some are light. Others are dark, while some can be ...

Plate tectonics, volcanoes and earthquakes

https://www.sciencelearn.org.nz/resources/654-plate-tectonics-volcanoes-and-earthquakes
The Earth rumbles and a hiss of steam issues from the top of Mt Ruapehu. Are these two events ...

Seismic waves

https://www.sciencelearn.org.nz/resources/340-seismic-waves
When an earthquake occurs, the shockwaves of released energy that shake the Earth and ...

Carbonate chemistry

https://www.sciencelearn.org.nz/resources/469-carbonate-chemistry
Calcium carbonate is the principal mineral component of limestone. Its chemical and physical ...

Under the Earth’s surface

https://www.sciencelearn.org.nz/resources/931-under-the-earth-s-surface
The Earth is an enormous place. There is so much that we don’t yet know about what happens on ...

Limestone uses

https://www.sciencelearn.org.nz/resources/472-limestone-uses
The calcium carbonate content of limestone rocks has been used from the earliest civilisations ...

Date a dinosaur

https://www.sciencelearn.org.nz/resources/1479-date-a-dinosaur
Dinosaurs used to live in New Zealand. We know this because their fossils have been found in a ...

Ecosystems

https://www.sciencelearn.org.nz/resources/993-ecosystems
What is an ecosystem? An ecosystem is made up of animals, plants and bacteria as well as the ...

Types of volcanoes

https://www.sciencelearn.org.nz/resources/648-types-of-volcanoes
Everyone knows what a volcano looks like – isn’t it a steep-sided cone with wisps of ash coming ...

Liquefaction

https://www.sciencelearn.org.nz/resources/343-liquefaction
Liquefaction is a process that temporarily turns firm ground into a liquid. During the ...

Plate tectonics

https://www.sciencelearn.org.nz/resources/339-plate-tectonics
We can blame plate tectonics for many catastrophes over time – earthquakes, volcanoes ...

The Alpine Fault

https://www.sciencelearn.org.nz/resources/330-the-alpine-fault
In the South Island of New Zealand, the boundary between the Australian and Pacific tectonic ...

The rock cycle

https://www.sciencelearn.org.nz/resources/1490-the-rock-cycle
The Earth is an active planet. Earthquakes shake and volcanoes erupt. Sections of the crust are ...

New Zealand’s unique ecology

https://www.sciencelearn.org.nz/resources/1440-new-zealand-s-unique-ecology
New Zealand has a rich and unique range of plants, animals and fungi. The level of distinctive ...

The moving Earth

https://www.sciencelearn.org.nz/resources/1426-the-moving-earth
Isn’t it funny to think that the Earth is moving! If we stand perfectly still and look into the ...

Auckland’s volcanoes

https://www.sciencelearn.org.nz/resources/655-auckland-s-volcanoes
The city of Auckland is built on a volcanic field. There are 50 volcanoes within an area of ...

Magma on the move

https://www.sciencelearn.org.nz/resources/651-magma-on-the-move
The high temperatures (900°C) and extremely high pressures that occur in the mantle layer of ...

Continental drift

https://www.sciencelearn.org.nz/resources/952-continental-drift
The Earth’s continents have not always been where they are at present. If you look at a map of ...

Earthquakes and volcanoes

https://www.sciencelearn.org.nz/resources/930-earthquakes-and-volcanoes
We live in a very exciting country. A day’s drive in a car can take us from snowy mountains ...

Limestone landscapes

https://www.sciencelearn.org.nz/resources/471-limestone-landscapes
Limestone is one of the most common sedimentary rocks found in New Zealand. Eye-catching ...

Tectonic jigsaw puzzles

https://www.sciencelearn.org.nz/resources/933-tectonic-jigsaw-puzzles
In this activity, students turn a map of the Earth into puzzle pieces to investigate tectonic ...

Limestone origins

https://www.sciencelearn.org.nz/resources/466-limestone-origins
Limestone is a very common sedimentary rock consisting of more than 50% calcium carbonate ...
Load more