Curriculum
Course: Science — Second Preparatory
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Curriculum

Science — Second Preparatory

Unit 1: Matter and Energy

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Unit 2: Matter and Chemical Reactions

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Unit 3: Energy Flow in Photosynthesis and Respiration

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Unit 4: Geological Processes

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Quiz

States of Matter — Lesson quiz

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  • Questions count: 6
  • Passing grade: 60%
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1.
Which state has a fixed shape and a fixed volume?
The solid state
The liquid state
The gas state
The melting process
2.
Why are gases easily compressed?
Because gas particles are very large
Because the spaces between gas particles are large
Because gas particles attract each other strongly
Because gas particles are fixed in place
3.
Why does a liquid take the shape of the container it is in?
Because its particles are fixed in place
Because its particles move completely apart
Because its particles slide freely over each other
Because liquids are not made of particles
4.
Compare the attraction between particles in a gas and in a solid.
Attraction in a gas is much stronger than in a solid
Attraction is the same in both states
Solids have no attraction between particles
Attraction in a gas is much weaker than in a solid
5.
In which state does perfume spread faster, solid or gas?
In the gas state
In the solid state
At the same speed in both
Perfume does not spread in any state
6.
Why does ice float on water?
Because the density of ice is greater than that of liquid water
Because the density of ice is less than the density of liquid water
Because ice is not made of particles
Because water pulls ice upward strongly
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