A cell placed in a hypotonic solution will swell due to the movement of water into the cell. Alternatively, if a cell is placed in a hypertonic... View Article
One of the greatest scientific achievements of the 19th century was Mendeleev's discovery of the periodic table, which organizes the basic... View Article
Wilting is the loss of turgidity of leaves and other soft aerial parts causing drooping, folding and rolling. Wilting is of three types:... View Article
Muscular power is the power applied utilizing portions of the body like arms or legs. It is a force that results because of the action of muscles... View Article
Pasturage is defined as The vegetation of flowers and plants that are available near to the bee hives so that the bees can feed on the nectar. To... View Article
Answer: Standard time is the synchronization of clocks within a geographical area to a single standard time, rather than using solar time or a... View Article
According to the sign convention, a convex lens focal length is positive, whereas a concave lens focal length is negative. The incident light... View Article
There are many landforms on this earth. Any natural elevation of the earth surface is called a Mountain. Mountains that have been eroded by the... View Article
Answer: Diversity means understanding that each individual is unique, and recognizing their individual differences. These differences can be... View Article
Catalysts are defined as those substances which alter the rate of reaction by changing the path of reaction. Most of the time a catalyst is used... View Article
An indicator is a substance that changes its colour in acidic and basic medium. An indicator shows one colour in an acidic medium and different... View Article
Electron is a negatively charged particle with an absolute mass of -1.6x10-19 coulombs. This is taken as the unit of negative charge as this is... View Article
Friction is the resistance to motion of one object moving relative to another. There are several types of friction. Some advantages and... View Article
Type of Medium Transparent Medium Translucent medium Opaque Medium Definition The property in which the light passes through a medium is... View Article
The law of reciprocal proportions states that If two different elements combine separately with a fixed mass of a third element, the ratio of the... View Article
Answer: Indicators are chemical compounds that tell us whether a substance is acidic or basic by changing its colour. When added to an acidic... View Article
A pendulum consists of an object suspended along an axis so that it is able to move back and forth easily. In the table below, let us look at the... View Article
Answer: Eddy currents are currents that circulate in conductors like swirling eddies (a whirlpool) in a stream. They are induced by changing... View Article
Lipids are made up of carbon, hydrogen, and oxygen atoms, connected in long branching chains. The most common examples of lipids are fats and... View Article
