Question

- Type Questions Classify the following things as good conductors and bad conductors. (a) Plastic (b) Aluminum (c) Wood (e) Gold (d) Air (f) Iron (g) Water (h) Mercury Classify the following things as transparent, opaque and translucent: (a) A window pane (b) Wooden board (c) Butter paper (d) Diamond (e) Air (f) Metal sheet (g) Muddy water (h) Ground Classify the following things as magnètic or non-magnetic: (a) Razor Blade (b) Ball point pen (c) An eraser (d) Iron nails (e) A book () Iron nuts Why are the handles of cooking vessels made of plastic or wood? ype Questions Vhat are the important properties of a material? low will you determine hardness of some given substances? efine classification. What are the advantages of classification or 55​

Answer 1

Answer:

Classify the following things as good conductors and bad conductors:

a) plastic is bad conductor of heat and electricity .

b) Aluminum is good conductor of electricity .

c) Wood is bad conductor of electricity .

d) Gold good conductor of both electricity and heat .

e) Air is a bad conductor .

f)iron is a good conductor.

g) water is bad conductor.

h) mercury is bad conductor of heat .

Classify the following things as transparent, opaque and translucent:

a) Window pane is transparent .

b) wooden board is opaque .

c)Butter paper is an translucent .

d)A diamond is transparent .

e) Air is transparent .

f) Metal sheet opaque .

g)Muddy water are translucent