Question

Which of the following describes the motion of particles when a solid sublimes?

Energetic particles become less mobile
Vibrating particles starts to move randomly
Particles with restricted motion move faster
Particles move faster about fixed positions

Answer 1

Answer:

The role for local authorities is to plan places, commission services, look after vulnerable children and champion children: They have not the skills, track record, resources or political will to tackle underachievement in schools.

Answer 2

Answer:

vibrating particles starts to move randomly