Advertisements
Advertisements
प्रश्न
Write true or false
A natural change can also be a desirable change.
पर्याय
True
False
Advertisements
उत्तर
True
APPEARS IN
संबंधित प्रश्न
Tick the most appropriate answer.
5. Photosynthesis requires
- heat energy.
- wind energy
- sunlight.
- sound energy
What do you observe when :
lighted match stick is brought near the mouth of the test tube containing hydrogen gas.
State whether the following is physical or chemical changes.
growing of a piglet into a pig —
State whether the following is physical or chemical changes.
photosynthesis —
Write true or false
Earthquake is a desirable change.
Tick (√) the correct alternative from the choice given for the following statement.
An example of both physical and chemical change is
Tick (√) the correct alternative from the choice given for the following statement
A pop sound is heard when a lighted match stick is brought near the mouth of a jar. This indicates the release of gas.
State the various conditions that favour the process of evaporation.
Natural changes which take place in nature on their own, are beyond the control of human being.
Ice, water and water vapour look different and display different ______ properties but they are ______ the same.
