Advertisement

Carbon monoxide is a poisonous gas.


A. TRUE
78 Views

Advertisement

(i) Draw a diagram to show the flames of:
(a) Kerosene lamp
(b) Candle
(c) Bunsen burner.

(ii) Write the colour of these flames.


(i)


(i)(ii) Colour of kerosene lamp flame: yellow, Colour of candle flame

(ii) Colour of kerosene lamp flame: yellow, Colour of candle flame: yellow, Colour of bunsen burner flame: blue.

614 Views

Acid rain is very useful for the crops and buildings.


A. FALSE
90 Views

The innermost part of the flame has very least temperature.


A. TRUE
70 Views

Coal is a fuel which can produce flame.


A. FALSE
112 Views

Advertisement