Basics of Chemistry Worksheet-3
(a) book of elements (b) catalog
(c) periodic table (d) element table
(a) Molecule (b) Atom (c) Metal (d) Compound
(a) Evaporation (b) Boiling
(c) Foaming (d) Condensation
(a) Atoms moving together (b) Molecules gaining more energy
(c) Atoms linking together (d) Matter is changing its shape
(a) Lemon Juice (b) Milk
(c) Water (d) Nitrogen
(a) Orange Juice (b) Water
(c) Baking soda (d) Glass
(a) One
(b) Two (North and South)
(c) Four (North, South, East and West)
(d) Three (N, S and P)
(a) Biological reaction (b) Transformation
(c) Mixology (d) Chemical reaction
(a) Foam insulator (b) Copper sheet
(c) Aluminum foil (d) Any heat conductive material
(a) 360 Kg (b) 60 Kg (c) 10 Kg (d) 30 Kg
Answer Key:
(1)–(c); (2)–(b); (3)–(c); (4)–(a); (5)–(a); (6)–(c); (7)–(b); (8)–(d); (9)–(a); (10)–(c)