Theory
A Theory is...
An explanation of why.
A Law is...
An explanation of what.
In 1912 this Scientist proposed that the continents were once joined as the supercontinent Pangea
Alfred Wagner
Robert Hooke was the first to observe ________ with one of these?
Cells with a microscope.
These are used to simplify a scientific concept
Models
This scientist proposed the theory of general relativity
Albert Einstein
True or false: A theory can become a law
False
Magnetic striping provides evidence for what?
The smallest unit of life
Cells
One of the biggest hurdles in the progression of understanding
Technology
This theory proposes Earth as the centre of the universe
Geocentric theory
True or False: Laws are the same as facts
False
The first 'model' to explain the formation of Earths natural formations
The vertical model
Bacterial disease originating from livestock that affects the skin and lungs
Anthrax
Objects moving away from earth appear to be this colour
Red
The four stages in developing a theory
1. Speculative
2. Descriptive
3. Constructive
4. Validation
Mass can neither be created or destroyed
The law of conservation of Mass
The supercontinent pangea broke into these two smaller supercontinents
Gondwana and Laurasia
Outline Koch's Postulates
1. Pathogen must be in all diseased organisms and absent from healthy organisms
2. The pathogen must be grown in culture
3. Cells from the culture must cause the disease in healthy animals
4. The pathogen must be re-isolated and shown to be the same as the original
The current Model of the Atom is
The Quantum Model
Gravity is caused by what?
Any object with Mass distorting space-time
Isaac Newton came up with the law of what?
Gravity
How far does Australia move Each year
~7cm North every year
The theory that a form of noxious air caused disease
Miasma
The most weight lifted by a human (Closest Answer wins)
2,844 kg