Science Revision Notes Chemistry Atoms are the smallest particle of a particular element. Molecules are particles that contain 2 or more atoms joined together by chemical bonds. Elements are substances that are made up of only one type of atom. Compounds are substances form when two or more elements are joined chemically. Metals are solid at room temperature‚ with the exception of mercury. Metals are good conductors of electricity and heat. Metals can usually be melted at high temperatures. Non-metals
Premium Root Atom Chemical element
MATERIALS REVOLUTION UNIT REVISION BOOKLET Vikram Mahal How To Use this Booklet: This booklet has been created by addressing all the points on the OCR B salters specification for the section‚ what’s in medicine. I advise reading through the Book‚ highlighting or underlining words written in ALL CAPITALS. I also suggest making a spider diagram or mind map to summarise key points and help the information here stick in your mind. You could also draw your own images by points on this
Premium Amine Carboxylic acid Amino acid
Biology Revision notes Ecology: 1) Ecosystems‚ sampling and population studies Population: All the individuals of a given species living together in the same area and at the same time. Community: Community: all the individuals of all the species living together in the same area and at the same time. Habitat: The area in which an organism lives within an ecosystem Niche: describes where an organism lives‚ what it does (its role)‚ what it feeds on and how it interacts with other organisms and the
Premium Biotic component Sampling Species
Content Analysis Warning: The information below is only for revision purposes to get a better understanding on the description and application of content analysis. Not to be referenced (hence no references are provided) in any coursework as information is taken from a number of other sites with some being of questionable viewpoints. This is really for exam revision Content analysis is a research tool used to determine the presence of certain words or concepts within texts or sets of
Premium Education Management Marketing
Aristotle The Concept of Cause Unlike Plato‚ Aristotle did not believe there are two separate realms. He believed the world we live in is the only place in which we can have true knowledge‚ because it it through our sense experience that we come to understand things. Aristotle believed that “form”was not an ideal‚ but found within the item itself. The form is its structure and characteristics and can be perceived using the senses. For example‚ the form of a table is that it has four legs and a
Free Aristotle Causality
cientists have used different types of evidence to prove the many changes that have taken place in the universe and on our own planet over time. Living organisms have also adapted to the changing environmental conditions. In this theme there are four contexts: 1 Our changing universe 2 Our changing planet 3 Materials our planet provides 4 Using materials from our planet to make products Additional guidance 2. Knowledge of telescopes should be limited to their use: no working details
Premium Oxygen Carbon dioxide
EUROPEAN LAW REVISION NOTES BACKGROUND INFORMATION The UK joined the EU in 1973. Originally sent up following World War 2‚ the EU was an attempt by many western European countries to rebuild their economies by working closely together. The idea was that they would be more prosperous when working together. The countries then decided that they would share a common framework of laws in the areas of employment and the trading of goods and services between the countries. Now EU Laws cover other
Premium European Union European Union law Treaty of Lisbon
The Big 50 Revision Guidelines ‐ M1 OPHS The Big 50 Revision Guidelines for M1 If you can understand all of these you’ll do very well… 1. Understand what is meant by a Model in Mechanics‚ and why all real‐life systems have to be modelled in order to be analysed theoretically 2. Know how everyday objects are modelled as Particle‚ Lamina‚ Rigid Body‚ Rod (Light‚ Uniform‚ Non‐ uniform)‚ String (Light‚ Inextensible)‚ Pulley (Light‚ Smooth)‚ Surface (Rough‚ Smooth)‚ Bead‚ Wire and Peg
Free Force Classical mechanics Mass
Malaysian Studies – Revision Notes 1. The Japanese Occupation • The Japanese occupied Malaya for only 3 ½ years (from 15 Feb 1942 to 15 August 1945) • Had a great impact on the country – the conquest of the whole of Malaya was fast and effective • The attack started from two directions‚ from the East and the West • After landing in Kota Bharu‚ the Japanese soldiers rushed to Kuantan and then to Mersing. • On 12 Dec 1941‚ Jitra was captured‚ followed by Penang
Premium Malaysia
REVISION NOTES FOR PRELIM BIOLOGY: [ A LOCAL ECOSYSTEM ] ~ Ecosystems: “any area that contains living organisms interacting with each other and their environment. In a balanced ecosystem‚ there is a flow of energy through it and recycling of some materials” Inputs and Outputs of Ecosystems include: - the energy flow through the ecosystem; energy from the sun flows one way through‚ with heat loss at each trophic level - the input and recycling of inorganic and organic material (matter) - the
Premium Cell Bacteria Organelle