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Tenth Grade (Grade 10) Matter Questions

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Grade 10 Thermodynamics
According to the kinetic theory, the molecules of the oxygen gas have, at the same temperature,                                                      .
  1. the same average speed as hydrogen molecules
  2. the same average kinetic energy as hydrogen molecules
  3. the same mass as hydrogen molecules
  4. none of the above
Grade 10 Matter
Which of the following serves as the fundamental unit of an element?
  1. homogeneous mixtures
  2. compounds
  3. atoms
  4. heterogeneous mixtures
Grade 10 Thermodynamics
What is the temperature that is called the absolute zero?
  1. It is the temperature at which liquid water becomes solid ice.
  2. It is the temperature of – 273.16 °C, or 0K.
  3. It is the temperature at which air becomes a liquid.
  4. None of the above
Grade 10 Matter
What unit is used to measure mass?
  1. Kilogram (kg)
  2. Newton (N)
  3. Meters (m)
  4. acceleration (a)
Grade 10 Matter
These particles have more energy and can move more than a solid in a
  1. gas.
  2. liquid.
  3. plasma.
  4. none of the above
Grade 10 Matter
Which is NOT a type of nuclear radiation?
  1. Alpha
  2. Beta
  3. Gamma
  4. Delta
Grade 10 Matter
Which type of nuclear reaction involves the creation of larger elements from smaller ones?
  1. Fission
  2. Radioactive decay
  3. Fusion
  4. Carbon dating
Grade 10 Matter
What relationship does mass and volume have?
  1. Mass and volume are directly related. A massive object will always have a large volume.
  2. Mass and volume are inversely related. A massive object will always have a small volume.
  3. Mass and volume are directly related and depend on an object's inertia.
  4. Mass and volume are not related. A massive object may not have a large volume.
Grade 10 Matter
Which of the following correctly describes what happens when gas particles collide with the walls of their container?
  1. No pressure is exerted, but the gas expands.
  2. Pressure is exerted and each gas particle expands.
  3. Pressure results from the collisions.
  4. None of the above
Grade 10 Matter
Which of the following occurs when you increase the temperature of a gas?
  1. The pressure decreases.
  2. The pressure remains the same.
  3. The pressure increases.
  4. The pressure remains the same, but volume increases.
Grade 10 Matter
Which force is most responsible for the formation of a star?
  1. gravitational force
  2. strong nuclear force
  3. weak nuclear force
  4. electromagnetic force
Grade 10 Matter
How is the wavelength of radiation related to the energy of the photons of the radiation?
  1. The energy of a photon is directly proportional to the wavelength.
  2. The energy of a photon is proportional to the exponent of the wavelength.
  3. The energy of a photon is inversely proportional to the wavelength.
Grade 10 Matter
Which type of nuclear reaction occurs in the core of stars?
  1. Fission
  2. Radioactive decay
  3. Fusion
  4. Explosion
Grade 10 Matter
The primary reaction within the Sun and most other stars is                                   .
  1. the fusion of helium to hydrogen
  2. the fusion of hydrogen to helium
  3. the fission of helium to hydrogen
  4. the fission the hydrogen to helium
Grade 10 Matter
Radioactivity is produced when unstable nuclei                .
  1. bond together
  2. become cooler
  3. break apart
  4. expand slowly
Grade 10 Nuclear Physics
Nuclear fission is the splitting of the                 of an atom.
  1. neutron
  2. nucleus
  3. proton
  4. electron
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