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Imagine a dresser full of clothes. Whether you were on the moon or on Earth, the mass — or amount of “stuff” in the dresser — would remain the same. Kilograms are a unit of mass. Conversely, the weight or…
Gun owners are often interested in recoil velocity, but they aren’t the only ones. There are many other situations in which it’s a useful quantity to know. For example, a basketball player taking a jump shot may want to know…
Plants and animals that live in the desert are conditioned to endure extreme temperatures with minimal water. The number of plant and animal species tenacious enough to survive in the desert number in the tens of thousands, which is a…
When you are working with cubes, it is important to remember that the shape is a three-dimensional figure. This means that it has a length, width and height. Like a square, all sides of a cube by definition have the…
Plants need water, carbon dioxide and light energy from the sun to make their own food through a process called photosynthesis, so they can grow, reproduce and survive. Water lilies have access to plenty of water since their stems are…
Velocity is often used interchangeably with the scalar quantity of speed, but the two terms have distinct differences. Speed measures the distance traveled per unit of time and ignores the direction traveled. Velocity, however, is a vector quantity that considers…
An atom is an element. The two words are synonymous, so if you’re looking for the number of atoms in an element, the answer is always one, and only one. Scientists know of 118 different elements, which they categorize in…
Performing calculations and dealing with exponents forms a crucial part of higher-level math. Although expressions involving multiple exponents, negative exponents and more can seem very confusing, all of the things you have to do to work with them can be…
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…
Integrating functions is one of the core applications of calculus. Sometimes, this is straightforward, as in: (F(x) = int( x^3 + 8) dx) In a comparatively complicated example of this type, you can use a version of the basic formula…
