Looking at the above heating curve; Where are phase changes taking place?
Between points B&C and D&E only
Between B&C only
Between points A&B, C&D, E
Between points C&D only

Agas is contained in a thick walled balloon when the pressure changes from 1.21 atm to 2.52 the volume changes from 3.75 l to 1.72 l and the temperature change from 293k to blank k

An object becomes electrically charged when: electrons are created in it electrons from it are destroyed electrons are transferred to it protons from it are destroyed protons are created in it

Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by