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
List of some items that float on water: Piece of paper Wood Balloon Plastic bottle Ice Boat List of items that float on an oil or kerosene:... View Article
More number of tube-well leads to deplete the groundwater table and there will be a time when there will be no water below the pipe. The effect... View Article
Two examples of push force are as follows: A heavy box at rest is pushed to move it from one room to another. This changes the state of motion... View Article
An electromagnet does not attract a piece of iron - False Working of an electromagnet is based on the magnetic effect of electric current. An... View Article
The number of petals and sepals in a flower may be equal or different in different plants. Flowers have many shapes and sizes, and there are... View Article
In a dark room, there is no light for reflection to take place; hence we can’t see objects. If there is light outside the room, we will be... View Article
The presence of specific features, which enable a plant or an animal to live in a particular habitat, is called adaptation. Adaptation is the... View Article
The size of the chest cavity increases during inhalation. (True) During the process of inhalation, the lung volume expands as a result of the... View Article
Frogs breathe through their skins as well as their lungs. (True) It is an amphibious animal that can live both in water and land. On land,... View Article
A switch is used to complete or break an electric circuit to use an electric appliance according to our convenience. A switch is said to be in ON... View Article
Yes, spreading of clothes near a heater would help to dry the clothes quickly. This is because a heater provides heat that causes the water to... View Article
Answer: (iii) both a and b The silkworm is the larva ( the active immature form of an insect)or caterpillar of the Bombyx mori moth. Silk has... View Article
Infinite images are formed when two plane mirrors are placed parallel to each other, irrespective of the distance. One mirror will reflect and... View Article
