A pronoun is a word which takes the place of a noun which has already been referred to or is understood. They can be classified as: personal, demonstrative, relative and interrogative. Personal Pronouns These take the place of proper names or nouns with articles, eg. “the man”. Subjective and objective forma of the personal pronouns…...
Climate change has been occurring on earth over time periods that vary from decades to hundreds of thousands of years. That type of climate change is due to natural causes. However, in recent times, scientists believe that the recent changes in climate have been due to human activity.The human influences on climate change result from…...
A machine is a tool designed to make work easier. Scientists define work as a force acting on an object to move it across a distance. Simple machines can magnify a force, change a force’s direction or increase the speed with which a force is applied. This changes the rate at which work can be…...
What is a ratio? It gives the relationship between the quantities of different things. Example 1 What is the ratio of circles to squares? The answer is 4 to 3 or 4:3. In other words, the question asks, how many circles do we have for a certain number of squares. We have 4 circles for every…...
We are going to look at addition of decimals. I will walk through two examples with you and then you will complete the short quiz below which will test your knowledge on what you learned in school, and what you reviewed here. Example 1 Find the sum of 567.1+3.1. When adding decimals you have to…...
Just for a bit of history, Euclid of Alexandria, was a Greek Mathematician and is known as the Father of Geometry. The basics of all geometry taught today can be traced back to him. Discussed in this post are explanations of essential principles for further education in geometry. As we move on, remember that you…...
