Give reason of the following. 1. Gases are easily compressed but liquid are not.
2. Ice changes into water on heating.
3. Water is called compound.​

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.