Questions on particle theory
Answers
Answer:
1.Particles in which state of matter have the highest energy?
Answer :
Gas
Liquid
Solid
2.Which states of matter are fluids?
Answer, :
Solids, liquids and gases
Liquids and gases
Gases only
3.In which state of matter are the particles closest together?
Answer:
Gas
Liquid
Solid
4Which states of matter increase in size when heated?
Answer : Gases only
Liquids and gases
Solids, liquids and gases
5What type of energy do particles obtain when heated?
Answer : Sound
Kinetic
Movement
6.What shape are changes of state in a heating curve?
Answer : Horizontal,Vertical,Diagonal
7 How is evaporation different from boiling?
Answer : It isn't different It occurs at any temperature It happens throughout a liquid
8.How is the arrangement of particles in a solid different from those in a gas?
Answer:
They are regular
They have less energy
They are further apart
9.What happens to gases in a fixed container when their temperature increases?
Answer:
Their volume increases
Their pressure decreases
Their pressure increases
10.Why do thermometers work?
Answer:
The size of liquid particles expands when heated
The volume of liquid expands when heated
Because mercury is unusual