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Science Questions - All Grades

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Grade 6 Small Bodies and Dwarf Planets
How is a moon different than a planet?
  1. a moon is smaller than any planet.
  2. a moon is less massive than any planet.
  3. a moon is in orbit around a planet
  4. a moon is unable to have an atmosphere
Grade 10 Cell Structure and Function
Which of these accurately describes osmosis?
  1. The direction of the water flow is opposite of the gradient for the solute diffusion.
  2. The movement of water across a membrane. The solute is not permitted to diffuse by the membrane. The direction of the water flow is the same as the gradient for the solute diffusion.
  3. The movement of particles of solute from high concentration to low concentration when water cannot cross the cell membrane.
  4. The movement of particles across a cell membrane using energy derived from ATP
Grade 5 Properties of Matter
Which states of matter have a definite volume?
  1. solid and gas
  2. solid and liquid
  3. gas and liquid
  4. solid, liquid, and gas
Grade 9 Macromolecules
Grade 9 Cell Structure and Function
If a cell contains a nucleus, it must be a(n)                 .
  1. plant cell
  2. eukaryotic cell
  3. animal cell
  4. prokaryotic cell
Grade 3 Heat Transfer
Grade 6 Outer Planets
What two gases mostly make up Saturn?
  1. oxygen and helium
  2. oxygen and nitrogen
  3. hydrogen and helium
  4. hydrogen and nitrogen
Grade 10 Cell Structure and Function
Grade 6 The Moon
Between which moon phases is the moon waxing? Select TWO answers.
  1. full moon and third quarter moon
  2. first quarter moon and full moon
  3. new moon and first quarter moon
  4. third quarter moon and new moon
Grade 2 Oceanography and Hydrology
Grade 10 Acids and Bases
Which of the following represents an acid-base neutralization reaction?
  1. [math]AgCl + Na rarr NaCl + Ag[/math]
  2. [math]CH_3COOH + CH_3CH_2OH rarr CH_3COOCH_3CH_2 + H_2O[/math]
  3. [math]2H_3PO_4 + 6LiOH rarr 2Li_3PO_4 + 6H_2O[/math]
  4. None of the above
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