How elements are formed

https://www.sciencelearn.org.nz/resources/1727-how-elements-are-formed
Our world is made of elements and combinations of elements called compounds. An element is a ...

Non-Newtonian fluids

https://www.sciencelearn.org.nz/resources/1502-non-newtonian-fluids
Many people have heard of Sir Isaac Newton. He is famous for developing many scientific ...

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 ...

Development of the periodic table

https://www.sciencelearn.org.nz/resources/1804-development-of-the-periodic-table
Although elements such as gold, silver, tin, copper, lead and mercury have been known since ...

States of matter

https://www.sciencelearn.org.nz/resources/1499-states-of-matter
Anything that has mass is made up of matter – an all-encompassing word for atoms and molecules ...

Soil properties

https://www.sciencelearn.org.nz/resources/957-soil-properties
All soils contain mineral particles, organic matter, water and air. The combinations of these ...

The essential elements

https://www.sciencelearn.org.nz/resources/1728-the-essential-elements
As our knowledge of the chemistry of living systems (biochemistry) increases, we learn more ...

What are ceramics?

https://www.sciencelearn.org.nz/resources/1769-what-are-ceramics
A ceramic is an inorganic non-metallic solid made up of either metal or non-metal compounds ...

What is clay?

https://www.sciencelearn.org.nz/resources/1771-what-is-clay
Since the earliest times, humankind has had a close association with clay. From use as a ...

Using isotopes as tracers

https://www.sciencelearn.org.nz/resources/1801-using-isotopes-as-tracers
Radioactive isotopes have many useful applications in a wide variety of situations, for ...

Chemical reactions and catalysts

https://www.sciencelearn.org.nz/resources/1650-chemical-reactions-and-catalysts
A chemical reaction involves a chemical change, which happens when two or more particles (which ...

Bone and tooth minerals

https://www.sciencelearn.org.nz/resources/1796-bone-and-tooth-minerals
The minerals found in human teeth and bones that give them their hardness and strength belong ...

Light and telescopes

https://www.sciencelearn.org.nz/resources/1625-light-and-telescopes
The universe is full of amazing things, but we need help to see most of them. There are many ...

Metals, alloys and metal compounds

https://www.sciencelearn.org.nz/resources/1733-metals-alloys-and-metal-compounds
From titanium implants to new superconducting alloys to useful metal compounds, we are ...

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 ...

Viscosity

https://www.sciencelearn.org.nz/resources/1500-viscosity
If you poured some water down a slope, it would flow freely and quickly, but what about if you ...

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 ...

Seeing atoms

https://www.sciencelearn.org.nz/resources/1652-seeing-atoms
Nanotechnology is possible partly because tools have been developed to ‘see’ particles of ...

Big Bang theory

https://www.sciencelearn.org.nz/resources/1814-big-bang-theory
In this activity, students gain understanding of the role the Large Hadron Collider is playing ...

Distances in space

https://www.sciencelearn.org.nz/resources/1624-distances-in-space
Distances in space are really, really big. The Voyager 1 spacecraft is heading out of our Solar ...

Lightning explained

https://www.sciencelearn.org.nz/resources/239-lightning-explained
Lightning is a large-scale natural spark discharge that occurs within the atmosphere or between ...

Electricity and sensors

https://www.sciencelearn.org.nz/resources/1602-electricity-and-sensors
All materials are made up of tiny particles called atoms. Atoms are made up of even smaller ...

Plasmas explained

https://www.sciencelearn.org.nz/resources/238-plasmas-explained
We happily live in the Earth’s gaseous lower atmosphere composed of a mixture of gases – ...
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