Answer the following questions :
1) Name five objects which can be made from wood.
Ans: Five objects which are made from wood are :
1. Table 2. Chair 3. Sofa 4. Pencil 5. Cupboard .
2) Select those objects from the following which shine:
Glass bowl, plastic toy, steel spoon, cotton shirt.
Ans: The objects that shine are glass bowl and steel spoon.
3) Match the objects given below with the materials from which they could be made. Remember an object could be made from more than one material and a given material could be used for making many objects.
OBJECTS MATERIALS
Book glass
Tumbler wood
Chair paper
Toy leather
Shoes Plastics .
Ans:
OBJECTS MATERIALS
Book paper
Tumbler glass & plastics
Chair wood & plastics
Toy wood & Plastics
Shoes leather .
4) State whether the statements given below are True or False.
1. Stone is transparent, while glass is opaque. FALSE
2. A piece of wood floats on water. TRUE
3. Sugar does not dissolve in water FALSE
4. Oil mixes with water. FALSE
5. Sand settles down in water. TRUE
6. Vinegar dissolves in water. TRUE
5) Given below are the names of some objects and materials:
Water, basketball , orange, sugar, globe, apple and earthen pitcher. Group them as .
i) Round shaped and other shapes:
Ans:
i) Round shaped are basketball, orange, globe, apple, and earthen pitcher.
ii) Other shapes are sugar and water.
Eatables and non-eatables :
Ans:
i) Eatables are orange, water, sugar and apple.
ii) Non- eatables are basketball, globe and earthen pitcher.
ii) List all items known to you that float on water. Check and see if they will float on oil or kerosene.
Ans:
i) List of objects that float on water are:
Plastic, Ice, Wood, Sponge, Petrol, Leaf, Cloth, Paper
ii) Above objects that float on oil are :
Plastic, Ice, Wood, Paper
iii) Above objects in the list that float on kerosene are :
Plastic, Paper .
6) Find the odd one out from the following:
a) Chair, bed, table, baby, cupboard .
Ans: Baby .
b) Rose, Jasmine, Boat, Marigold, lotus.
Ans: Boat .
c) Aluminium , Iron, Copper, Silver, Sand .
Ans: Sand .
d) Sugar, salt, sand, copper sulphate .
Ans: Sand .