Husk or dirt particles can be separated by winnowing method. It is used to separate the heavier and lighter components of a mixture by wind or by... View Article
The bus is an example of a non-living thing that shows two characteristics of living things. Like living things, it can move from one place to... View Article
False. Water also gets evaporated from the upper layer of the soil. Evaporation happens when a liquid substance becomes a gas. When water is... View Article
The fishes have lungs for respiration. (False) Respiration in fish takes place with the help of gills. Most fish possess gills on either side... View Article
Given fibres are classified as follows: Wool, cotton, jute, silk. Natural fibres are the fibres that are obtained from plants, animals or... View Article
Roots absorb water and minerals from the soil. Most water absorption happens in the root hairs. The root hairs are long which allows them to... View Article
False. Rain is not the ultimate source of water. The ultimate source of water is the water bodies which are present on earth which includes... View Article
An electric bell has an electromagnet - True An electric bell consists of one or more electromagnets , made of a coil of insulated wire around... View Article
False The mixture of sugar and salt solution can be separated by evaporation (the process of turning from a liquid into vapour) and if the... View Article
Excessive quantities of chemicals (fertilizers, weedicides,insecticides, pesticides etc.) get washed away from the fields entering into water... View Article
The time taken to complete one oscillation is known as the time period of the pendulum. Time Period = (Total time is taken)/ (Number of... View Article
No, electromagnets attract only magnetic substances. Plastic bags are non-magnetic in nature and are not attracted by an electromagnet. Hence, an... View Article
A concave mirror always forms a real image. False Concave mirrors form both real and virtual images . When the concave mirror is placed very... View Article
False Maximum iron filings stick at the two ends of the magnet, as the magnetic strength is maximum at the ends or poles of a magnet.The... View Article
As rubber is a bad conductor of electricity, so it does not allow the electric current to pass through it. Thus, the rubber gloves will save the... View Article
Things which shine are: Glass bowl and steel spoon. Lustrous materials appear shiny, while non-lustrous materials do not shine. Out of the... View Article
A concave lens always forms a virtual image, is true. Concave lenses are known as diverging lenses as the rays diverge after falling on the... View Article
A real image cannot be obtained on a screen.False. Real images can be obtained on screens whereas virtual images cannot be. A real image can be... View Article
