Chemistry
Biology
Earth & Space
Physics
100

The two types of elements that ionic compounds are composed of

What is a metal and a non-metal?
100

The phase of mitosis where the chromosomes lineup in the middle of the cell before being pulled apart

What is metaphase?

100

A direct impact of climate change in our oceans

What is ocean acidification?

100

the type of light produced from an tungsten lightbulb or lava

What is incandescence?

200

Substances described with a pH of less than 7

What are acids?

200

Blood vessels where nutrients, such as oxygen, are exchanged

What are capillaries?

200

The term for trapping of gases in our atmosphere causing increases in temperature

What is the greenhouse gas effect?

200

The type of light waves used to describe the colours we see in daily life

What is visible light?

300

H2O2 ➔ H2O + Ois an example of this type of reaction

What is a decomposition reaction?

300

The collection of organs that work together to perform specific functions of the body

What is an organ system?

300

The main contributing gas to the greenhouse effect

What is carbon dioxide (CO2)

300

the name given to the colour that absorbs all frequencies of visible light

What is the colour black?
400

Creating light, heat or sound are examples of this type of reaction

What is a chemical reaction?

400

a term used to describe tumors that are harmless and are not cancerous

What is benign?

400

The effect whereby the rays of the sun are reflected back into earth by the white snow that is on the earth

What is the Albedo effect?

400
A parallel ray of light hitting a concave mirror would be reflected though this point

What is the focal point?

500

The symbol for this deadly, odourless, tasteless and colourless gas is written as CO

What is carbon monoxide?

500

The correct order of events for mitosis

What is prophase, metaphase, anaphase, telophase?

500

This type of mirror always produces an upright, smaller, virtual image

What is a convex mirror?

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