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Worksheetsparticles Ace
Total questions: 23
Worksheet time: 21mins
What does the particle theory explain?
The process of photosynthesis
The history of chemical reactions
The properties of solids, liquids, and gases
The structure of DNA
What cannot be easily compressed?
Vacuum
Solids and liquids
Plasma
Gases
What can flow and take the shape of their container?
Liquids
Solids
Both liquids and gases
Gases
What has a fixed volume but no fixed shape?
Solids
Gases
Plasma
Liquids
What can be compressed because their particles are far apart?
Gases
Liquids
Solids
Both liquids and solids
What has no fixed shape or volume?
Ions
Solids
Gases
Liquids
What cannot flow because their particles cannot move from place to place?
Plasma
Gases
Liquids
Solids
What is a general term for a small piece of matter?
Molecule
Ion
Particle
Atom
What is the smallest part of an element that can exist?
Ion
Molecule
Atom
Particle
What happens to particles when they are heated?
They speed up and expand
They slow down and contract
They slow down and compress
They slow down and expand
What happens to particles when they are cooled?
They speed up and slow down
They speed up and contract
They speed up and compress
They slow down and contract
What is a particle?
An element
A substance
The smallest piece of a substance
A speck of dust
How many different kinds of particles are there in the world? Select all that apply.
10
Millions
Between 100-1,000
Less than 100
When liquid water freezes it changes to what phase?
Gas
Ice
A solid
Liquid
The state of matter which has no definite shape but has definite volume is called
solid
liquid
gas
plasma
The process by which a soild changes into a liquid is called
freezing
melting
condensation
evaporation
Which state of matter has particles that are regularly arranged and move only by vibrating?
Solids
Liquids
Gases
None of the above
Which state of matter has particles that are randomly arranged and can move freely over each other?
Solids
Liquids
Gases
None of the above
Which state of matter has particles that are widely spaced apart and move quickly in random directions?
Solids
Liquids
Gases
None of the above
What holds the particles in a solid in fixed positions?
Strong forces between particles
Weak forces between particles
No forces between particles
None of the above
What allows liquids to flow and take the shape of their container?
Fixed positions of particles
Random arrangement of particles
Vibration of particles
Movement of particles
What happens to the particles in a gas when it is heated?
Particles move faster
Particles move slower
Particles move in straight lines
Particles move in random directions
Which state of matter has particles that are widely spaced and randomly arranged?
Solids
Liquids
Gases
None of the above
