Worksheetsis matter around us pure
Total questions: 10
Worksheet time: 5mins
Air is regarded as mixture because?
It's pressure may vary.
It's temperature may vary.
Volume changes under different compositions.
It's compositions may vary.
TRUE OR FALSE: CALCIUM OXIDE IS A PURE SUBSTANCE
HOW CAN WE SEPERATE A MIXTURE OF SALT AND CAMPHOR/?
(a)
WHICH 2 WILL SHOW THE TYNDALL EFFECT
STARCH SOLUTION
COPPER SULPHATE SOLUTION
MILK
SALT SOLUTION
Which Of The Following Is A PHYSICAL CHANGE
RUSTING OF ALMIRAH
MELTING OF BUTTER IN A PAN
MAKING A FRUIT SALAD WITH RAW FRUITS
BURNING OF PAPER AND WOOD
DISSOLVING COMMON SALT IN WATER
WRITE ONLY THE NAME OF THE PROCESS:
BUTTER FROM CURD
(a)
CORRECT THE SENTANCE:
"A SUBSTANCE IS AN IMPURE FORM OF MATTER"
(a)
WHICH ONE IS A MIXTURE?
BLOOD
CARBON DIOXIDE
SILICON
SODIUM
TIN
Tick the COMPOUNDS.
SOAP
METHANE
CALCIUM CARBONATE
SILICON
TIN
which of the following is a mixture?
air
ice
hydrochloric acid
mercury
