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प्रश्न
List all items known to you that float on water. Check and see if they will float on an oil or kerosene.
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उत्तर
Some items that float on water are listed below:
- Plastic bottle
- Piece of paper
- Piece of sponge
- Piece of thermocol
- Wood
- Bamboo
- Plastic ball
- Cork
However, none of these items float on oil or kerosene.
APPEARS IN
संबंधित प्रश्न
Write the properties of this substance.
Sugar
Why does this happen?
The fragrance of incense sticks lighted in one corner of a room spreads to the other corner.
Very Short Answer Type Question:
Is a substance which can be compressed soft or hard?
Short Answer Type Question:
Write any four properties of materials.
Short Answer Type Question:
Metals generally occur in solid state and are hard. Name a metal that exists in liquid state and a metal that is soft and can be cut with knife.
Find the odd one out from the following:
Find the odd one out from the following:
Which among the following materials would you identify as soft materials and why?
Ice, rubber band, leaf, eraser, pencil, pearl, a piece of wooden board, cooked rice, pulses and fresh chapati.
During summer holidays, a group of children collected a lump of salt, green grass, broken glass piece, a small thermocol box, pen, iron nail, glass marbles, hair, naphthalene ball, a piece of sugar candy (mishri) and tried to group them on the basis of properties given in table below. Help them in filling the table.
| Name of the material |
Appearance (Hard/Soft) |
Transparency (Transparent/ Translucent/ Opaque) |
Floats/ Sinks in water |
Soluble/ Insoluble in water |
Arrange the jumbled words to arrive at the appropriate name of material and also write two uses of it.
tcaslpi
