Metal which can be melted even by warmth of human palm is………..
a) Gallium
b) Indium
c) Aluminum
d) Tungsten
What is correct about the particles of milk?
a) They are arranged in a regular manner
b) They only vibrate about their fixed position
c) They are far apart from one another
d) They are free to move but they move to short distance
Which process is the opposite of evaporation?
a) Melting
b) Freezing
c) Boiling
d) Condensation
Following picture shows the process of:
NTS
CT -----2019
a) respiration
b) photosynthesis
c) evaporation
d) transpiration
Particles of matter are……………
a) Stationary
b) Vibrating in one position
c) In continuous motion
d) none of these
Water is always present in the air as;
a) Fog
b) Clouds
c) Frost
d) Vapors
