Physical Address
Suite 5, 181 High Street,
Willoughby North NSW 2068
Longitude and latitude are tools that pinpoint any location on Earth. With the dawn of GPS systems and smartphone maps, it’s not as common to map out locations using long numerical coordinates. But the latitude and longitude system is the…
Florida is home to two predatory big cats: the wild bobcat and the panther. The bobcat, sometimes called the Florida lynx or wildcat, is the smaller of the two, and you’re much more likely to spot it in the wild…
Photosynthesis, in a nutshell, is the process of using water, carbon dioxide and sunlight to produce sugar. Plants and other photosynthetic organisms are called producers because they can make carbohydrates for energy without consuming other organisms. The process of photosynthesis…
The science world is filled with different ways to express the vital concept of concentration, which is the amount of something present per unit volume. This “amount” often has units of mass but can include virtually anything that can be…
Whether you’re wondering what your chances of success are in a game or are just preparing for an assignment or exam on probabilities, understanding dice probabilities is a good starting point. Not only does it introduce you to the basics…
As with most problems in basic algebra, solving large exponents requires factoring. If you factor the exponent down until all the factors are prime numbers – a process called prime factorization – you can then apply the power rule of…
Do you always strive to get the best deals on items you purchase? Knowing the original price of an item on sale can help you determine if that discount is worth considering. Some retailers mark prices upward and then take…
How much is 15%of 210? How about 75% of 440 or 350% of 20? The standard way of calculating percentages can make these problems difficult to do without a calculator. Luckily, there are several tips and tricks you can use…
Most objects aren’t really as smooth as you think they are. At the microscopic level, even apparently smooth surfaces are really a landscape of tiny hills and valleys, too small to really see but making a huge difference when it…
Uppercase “E” stands for “exponent” in calculator displays. Calculator manufacturers use it to display numbers in scientific notation because the longhand version is difficult to display and would be even more difficult to read. To complicate matters, some calculator manufacturers…
