Weather conditions in an area that are averaged over many years
What is climate
100
An atom that has gained or lost electrons and so is no longer neutral
What is an ion
100
Specialized in transporting oxygen throughout the body. They are packed with oxygen binding proteins known as hemoglobin.
What is red blood cells
100
Light that we can detect with our eyes.
What is visible light
100
The seperation of white light into its composite colours.
What is dispersion
200
Winds, such as the westerlies and trade winds, that blow predominatly from one direction and affect a large area
What is prevailing winds
200
The smallest indivisible particle of an element
What is an atom
200
Used to visualize the internal structure of the body. It provides contrast between the different soft tissues of the body.
What is an MRI
200
An image that cannot be projected on a screen. Can be seen by the eye and photographed.
What is a virtual image
200
A molecule that has a charge.
What is a polyatomic ion
300
The natural cycle of carbon from the atmosphere into living things and then back into the atmosphere
What is carbon cycle
300
A substance that, when dissolved in water, produces hydrogen ions, H+. It has a pH value below 7.
What is an acid
300
The stage in the cell life cycle where a cell undergoes cell division to produce two identical daughter cells that contain the full number of chromosomes.
What is mitosis
300
The property of light used in mirrors.
What is reflection
300
A process that maintains the internal enviroment in an organism within a limited range.
What is homeostasis
400
Slow movements of plates (sections of the earth's crust)
What is plate tectonics
400
One atom takes place of another in a compound
What is single displacement
400
Controls the movement of materials into and out of the cell.
What is a cell membrane
400
Spreads light rays apart.
What is diverging lense
400
A type of long-wave radiation given off by hot objects.
What is infrared radiation
500
The amount of carbon dioxide produced by a person or group as a result of normal activities
What is carbon footprint
500
A group of chemicals added to solutions to test their pH.
What is indicators
500
The amount of air that comes in and out of your lungs, and can be affected by various factors.