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 ...

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 ...

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 ...

Carbon cycle

https://www.sciencelearn.org.nz/resources/1569-carbon-cycle
The carbon cycle can seem like a complex process because there are many interacting parts ...

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 ...

Digestion – breaking the large into the small

https://www.sciencelearn.org.nz/resources/1830-digestion-breaking-the-large-into-the-small
Digestion of food involves both physical and chemical processes. Through digestion, large food ...

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 ...

The human digestive system

https://www.sciencelearn.org.nz/resources/1829-the-human-digestive-system
The human digestive system consists of a long muscular tube and several accessory organs such ...

Non-renewable energy sources

https://www.sciencelearn.org.nz/resources/1570-non-renewable-energy-sources
Energy comes from many sources, and to describe these sources we use two terms: renewable and ...

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 ...

Rate of digestion

https://www.sciencelearn.org.nz/resources/1834-rate-of-digestion
Digestion of food involves chemical reactions that break up large food molecules into their ...

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 ...

Digestion chemistry – introduction

https://www.sciencelearn.org.nz/resources/1826-digestion-chemistry-introduction
Food plays an extremely important part in the lives of all humans. After ingestion, the food is ...

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 ...

Unlocking the energy in foods

https://www.sciencelearn.org.nz/resources/1833-unlocking-the-energy-in-foods
The foods we eat supply the energy needed by the body to drive its complex chemical, mechanical ...

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 ...

What is energy?

https://www.sciencelearn.org.nz/resources/1572-what-is-energy
This is both a simple and complex question. Energy is in everything – it is often described as ...

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 ...
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