The far right column on the periodic table of elements, containing such elements as xenon and radon, is otherwise known as this.
What is the noble gases?
100
This substance within the stratosphere protects us from harmful UV rays from the Sun, and is slowly disappearing.
What is ozone?
100
This is the name for light which is produced by a chemical reaction without a rise in temperature.
What is chemiluminescense?
100
These three types of tissues can be found within a plant, and all perform different functions to ensure the survival of the plant.
What are dermal, vascular and ground tissues?
100
This organelle is found in plant cells exclusively.
What are chloroplasts?
200
This property of any substance is determined by its ability to dissolve in water.
What is its solubility?
200
This agreement was signed by all countries of the United Nations in an attempt to battle climate change, although few to none were able to live up to their promises.
What is the Kyoto Protocol?
200
Age-related vision deterioration is caused by a loss of elasticity in the eye lens, and is otherwise known as this.
What is presbyopia?
200
These grow on the tips of roots to prevent a plant's roots from damage while they grow.
What are root caps?
200
This is the same as 299792458 written in scientific notation.
What is 2.998x10^8 ?
300
All substances deemed hazardous contain labels which inform and warn the user of the dangers of using said substance. This system of labels is otherwise known as this.
What are the WHMIS labels?
300
This gas is the most plentiful within the Earth's atmosphere, occupying 78% of all air.
What is nitrogen?
300
When reflected rays diverge, yet the human brain projects these rays backwards to produce an image behind the object, said image is known as this.
What is a virtual image?
300
This is the stage of cell division where it is commonly mistaken that the cell rests idle.
What is interphase?
300
This spacecraft was launched in 1977 and has traveled further than any other man-made object.
What is Voyager 1?
400
This Russian scientist's most notable achievement was the creation of the periodic table of elements.
Who is Dmitri Mendeleev?
400
The 2006 documentary film 'The Inconvenient Truth' covered this US Vice President's campaign to educate citizens about global warming.
What is Al Gore?
400
Hyperopia (or "far-sightedness") can be fixed by using glasses with a corrective lens and this type of meniscus.
What is a positive meniscus?
400
Tumors that are said to be cancerous are otherwise known as this.
What is malignant?
400
Mr. Meservia has this type of animal as a pet.
What is a cat?
500
This is the name for a substance made up of two or more elements in a fixed ratio.
What is a compound?
500
The second largest source of methane gas behind fossil fuels is caused by this.
Livestock farming.
500
If you wanted to burn a piece of paper using light, this lens would be necessary in order to do so. Provide two names for this lens.
What is a converging or convex lens?
500
This dense connective tissue can be found in the ear, nose and esophagus, and is made up of special cells in a matrix of collagen fibers.
What is cartilage?
500
This is an automated and reusable rocket designed as part of the SpaceX program led by Elon Musk.