why do we need to group materials
1. Identify the edible parts of a mustard plant
is burning of candle a reversible or irreversible change?
is melting of wax a reversible or irreversible change?
1). Why are standard units used for measurements?
b. Filtration
MELTING OF ICE IS A PHYSICAL CHANGE.WHY
(a) maize (b) wheat (c) pea (d) rice
why do we need to group materials
1. Identify the edible parts of a mustard plant
a) Seeds and leaves b) Roots and fruits c) Flowers and fruits d) Stems and roots2. A good source of dietary fibre isa) Sugar b) Pulses c) Butter d) Sun flower oil3. The shining on a freshly cut surface of a metal is based on the property of itsa) Transparency b) Luminous c) Lustrous d) Translucent4. The type of solution that cannot dissolve any more solute in it, at a given temperature isa) Unsaturated b) Super saturated c) Concentrated d) Saturated5. The separating technique that can be used to separate a mixture when there is a difference inthe weight of its particles isa) Sieving b) Churning c) Winnowing d) Threshing6. The part of a plant that prepares its food isa) Root b) Stem c) Fruit d) Leafsugar, salt, sand, copper sulphate.
is burning of candle a reversible or irreversible change?
is melting of wax a reversible or irreversible change?
1). Why are standard units used for measurements?
b. Filtration
MELTING OF ICE IS A PHYSICAL CHANGE.WHY