Water Experiments: Float, Sink, and Evaporate
Learn about water properties through hands-on experiments exploring buoyancy, density, solubility, and evaporation.
Questions
What will happen to a cap of a bottle if it is put into water?
- It will sink.
- It will bounce.
- It will float.
- It will move and then sink.
What will happen if you put a steel plate in water?
- It will float.
- It will sink.
- It will not move.
- It will move to a side.
If we put puffed puri in a bowl full of water
- it will sink
- it will float
- it will remain unaffected
- it will partially float and partially sink
(i) What will happen to a plastic spoon if it is put into water?(ii) What will happen if the spoon is made of steel?
- (i) float, (ii) sink
- (i) sink (ii) float
- (i) float, (ii) float
- (i) sink, (ii) sink
What will happen to an empty soap case if you put it into water?
- It will move to a corner.
- It will sink.
- It will float.
- It will stay still.
What will happen to an empty soap case in water if you gently put a tiny piece of soap over it?
- It will stop moving.
- It will sink slowly.
- It will remain floating.
- It will sink immediately.
What will happen to a soap if we put it into a bucket full of water?
- Sink
- Float
- Move form left to right
- Mix with water
Take two glasses of water and put (i) an egg in one glass and (ii) a lemon in the other glass. What will happen?
- (i) Sink, (ii) float
- (i) float, (ii) sink
- Both will float
- Both will sink
Why is the sea around Israel and Jordan called Dead Sea?
- Because it is the saltiest sea.
- Because it is very deep.
- Because it is full of killer sharks.
- Because its waters are very dark.
If you put salt in one glass of water in which egg is present and do not add salt in another glass of water having a lemon, what will you observe?
- Both egg and lemon will float.
- Both will sink.
- Egg will float and lemon will sink.
- Egg will sink and Lemon will float.
Why does a needle sink in water despite being light weight and very small in size?
- Because it is not hollow and is heavier than water.
- Because it is straight.
- Because it is hollow.
- Because it is lighter than water.
Choose the odd one.
- Sugar
- Salt
- Chalk powder
- Oil
Which is the fastest way to dissolve sugar in water?
- Use of hot water
- Use of tap water
- Use of chilled water
- Use of distilled water
Which out of the following can be dissolved in water?
- Salt, sugar
- Sand, sugar
- Salt, oil
- Ghee, oil
A drop of which of the following substances will move faster if we put it on a steel plate or on the lid of tiffin?
- Oil
- Water
- Sugar solution
- Ghee
Which of the following statements explains evaporation?
- When wet clothes are dried up.
- When there is rain fall.
- When dry clothes get wet in rain.
- When dry air blows.
What will happen to water in a tub when it is placed in an open space for two sunny days?
- Water will increase.
- Water will decrease.
- Water will neither reduce nor increase.
- Water will become hot.
If you put an empty plastic bottle into a river it will not sink. Why?
- It is lighter in weight.
- It is heavier in weight.
- Both water and bottle are heavy.
- Both are light in weight.
What is the other name of Dead Sea?
- Dangerous Sea
- Salt Sea
- Killer Sea
- Sea
What will happen to (i) a wooden boat and (ii) an iron ship in water?
- (i) sink, (ii) float
- (i) float, (ii) sink
- both (i) and (ii) will sink
- both (i) and (ii) will float
Which of the following is lighter than water?
- Oil
- Sugar
- Salt
- Sand