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Tenth Grade (Grade 10) Properties of Matter Questions

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Grade 10 Properties of Matter
Which of the following is not a physical change?
  1. painting a wall
  2. developing film
  3. boiling water
  4. shredding cheese
Grade 10 Properties of Matter

This question is a part of a group with common instructions. View group »

Which of the following exists in the temperature range between -75ºC and 0ºC?
Heating Curve
  1. Melting (phase change)
  2. Liquid
  3. Solid
  4. Gas
Grade 10 Properties of Matter
Assuming that the y-axis represents temperature and that the x-axis represents heat added, which of the following correctly describes this heating curve?
Heating Curve
  1. It shows changes in heat added over time in going from a gas to a liquid to a solid.
  2. It shows changes in heat added over time in going from a solid to a liquid to a gas.
  3. It shows changes in heat added over time involved in phase changes.
  4. It shows changes in heat added over time involved in phases.
Grade 10 Properties of Matter
Which of the following is represented by the cooling curve shown?
Cooling Curve
  1. Changes in temperature over time in going from a gas to a liquid to a solid
  2. Changes in temperature over time in going from a solid to a liquid to a gas
  3. Changes in temperature over time involved in phase changes, only
  4. Changes in temperature over time involved in phases, only
Grade 10 Properties of Matter
Which of the following is found at D?
Heating Curve
  1. The freezing point
  2. The melting point
  3. The sublimation point
  4. The boiling point
Grade 10 Properties of Matter
Which of the following is a reasonable conclusion, based on the diagram shown?
Avogadro's Law Diagram #2
  1. Argon has a greater number of gas molecules than oxygen and nitrogen do.
  2. Oxygen has a greater number of gas molecules than argon and nitrogen do.
  3. Argon, oxygen, and nitrogen all have an equal number of gas molecules.
  4. Oxygen and nitrogen both have a greater number of gas molecules than argon does.
Grade 10 Properties of Matter
Which of the following chemical equations represents a physical change?
  1. H2O(l)↔H2O(g)
  2. N2(g)+O2(g)↔2NO(g)
  3. CaCO3(s)↔CaO(s)+CO2(g)
  4. C(s)+CO2(g)↔2CO(g)
Grade 10 Properties of Matter
Surface tension is
  1. skin on the surface of the liquid.
  2. the tendency of the surface of the liquids to decrease the area.
  3. the spontaneous mixing of two substances.
  4. the same as vapor pressure.
Grade 10 Properties of Matter
What is the phase change represented by the following chemical equation?
I2(s)→I2(g)
  1. sublimation
  2. condensation
  3. evaporation
  4. melting
Grade 10 Properties of Matter
All of the following are physical properties of a substance in the liquid state except which one?
  1. indefinite volume
  2. definite mass
  3. not easily compressed
  4. indefinite shape
Grade 10 Properties of Matter
A substance that forms a vapor is generally in what physical state at room temperature?
  1. solid
  2. liquid
  3. gas
  4. liquid or solid
Grade 10 Properties of Matter
What does adhesion state?
  1. Water sticks to other substances.
  2. Water sticks to water.
  3. Hydrogen sticks to hydrogen.
  4. Hydrogen sticks to other substances.
Grade 10 Properties of Matter
Doing which of the following will help a solute dissolve faster?
  1. decrease temperature and increase pressure
  2. decrease temperature and decrease pressure
  3. increase temperature and increase pressure
  4. increase temperature and decrease pressure
Grade 10 Properties of Matter
Which is not a physical change when preparing or cooking food?
  1. the shredding of cheese
  2. the melting of cheese
  3. the spoiling of cheese
  4. the cutting of cheese
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