Biology
Chemistry
Physics
Mathematics
Mixed
100
Red pigment contained in Red Blood cells
What is haemoglobin?
100
A subatomic particle contained in the nucleus of an atom. It has a positive charge.
What is a proton?
100
Something that forms when an opaque object blocks the path of a light ray
What is a shadow?
100
Scientists usually use this system. They intend to shorten a very long number by using this.
They tend to write a decimal to the power of 10 ( a x 10b).
This system is commonly known as...
What is standard form?
100
This is a measurement of distance. It is equal to 9.46 trillion kilometres.
What is one light year?
200
These nutrients are needed in the making of cell membranes.
What are fats?
200
An alkali compound which consists of hydrogen and oxygen molecules.
What is a hydroxide?
200
This is a scientific name given to a time period which spans 365.25 years.
What is a Julian year?
200
This is the method used to calculate the length of the hypotenuse of a right-angled triangle.
It is given by the formula a2+b2=c2
What is the Pythagoras theorem?
200
This liquid is used to indicate the presence of carbon dioxide.
What is limewater?
300
This substance transports sugar around the body
What is blood plasma?
300
The scientist who discovered Brownian motion
Who is Robert Brown?
300
An imaginary line that is perpendicular to the surface of a refractional medium. We often draw this, then use it as a reference to measure the angle of a light ray.
What is the normal line?
300
The name was given to a regular polygon with 9 sides
What is a nonagon?
300
This process is able to separate hydrogen and oxygen from water.
What is electrolysis?
400
This is the scientific name for the division of cells
What is mitosis?
400
This gas makes up 1% of the Earth's atmosphere.
It is an inert gas that provides a conducive environment for welding metals.
What is argon?
400
I don't want to see blue light. Which colored filter can I use to block blue light?
What is a red filter?
400
The internal angles of this shape must add up to 7200.
This shape is a regular polygon, which can be tessellated perfectly.
What is a hexagon?
400
This refers to the maximum distance a vibrating object moves from its rest position.
What is amplitude?
500
The glucose created in photosynthesis is transported to other parts of the plant in the form of this substance.
What is sucrose?
500
A compound with the formula H2SO4
Hint: NOT Hydrogen Sulfate
What is sulfuric acid?
500
This is a metal which is suitable for making very strong magnets.
Note: The magnet attracts other metals; has a proton number of 60.
What is neodymium?
500
The square root of x is 1.772453851.
x must be......
Hint: You'd use this to calculate the circumference of a tin can.
What is pi?
500
This physical change will increase the volume of water by about 9%.
What is freezing?
Evaporation, condensation, melting and sublimation are all incorrect because the percentage increments would be >9%.