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WorksheetsChanges around us
Total questions: 10
Worksheet time: 8mins
Which of the following changes can be reversed?
Raw egg to boiled egg
Wet clothes to dry clothes
Cow dung to biogas
none of the above
A single change can be classified under various types of changes . True or false
(a)
The gaps between rails give trains their characteristics (a) noise when their wheels run over the gaps.
great belt bridge in Denmark expands ________ m in summer.
5.7
7.4
4.7
7.5
what type of steel in used in pendulums ?
steel
inver steel
inat steel
invar steel
Do all thermometers contain liquid ?
Yes
No
radiator caps of vehicles that are overheated should not be opened. True or false
(a)
What type of change does candle go through ?
physical
chemical
irreversible
reversible
a disk shape metal is heated will the disk holes get larger or smaller?
(a)
What take place around us all the time?
(a)
