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Search Results for gases - All Grades

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Grade 12 Respiration, Digestion, and Excretion
What is breathing?
  1. the exchange of gases in the mitochondria
  2. the exchange of gases in the lungs
  3. the exchange of gases in chloroplasts
  4. the exchange of gases in the mouth
Grade 9 Fluid Mechanics
Bernoulli's principle applies to                         .
  1. gases only
  2. liquids only
  3. both gases and liquids
  4. neither gases or liquids
Grade 9 Heat Transfer
Convection will most likely occur through
  1. solids and liquids.
  2. gases only.
  3. liquids and gases.
Grade 5 Periodic Table and Elements
Elements in their natural form are
  1. gases only.
  2. solids and liquids.
  3. liquids only.
  4. gases and liquids.
  5. solids, liquids or gases.
Grade 5 Biogeochemical Cycles
What are greenhouse gases?
  1. Gases produced by plants in a greenhouse.
  2. Gases that trap heat in the atmosphere.
  3. Gases that cool the earth's temperature.
  4. Gases that are used to cook food.
Grade 8 Atmosphere
Trace gases are gases in small amounts, but are necessary to the composition of our atmosphere. They include the following gases.
  1. Nitrogen, Argon, Xenon
  2. Helium, Neon, Xenon
  3. Oxygen, Potassium, Xenon
  4. Xenon, Oxygen, Nitrogen
Grade 5 Periodic Table and Elements
College Matter
Which of the following correctly describes diffusion?
  1. The movement of gases into an area of higher pressure, always
  2. The movement of gases into a vacuum
  3. The mixing of gases
  4. Both (a) and (b)
Grade 6 Heat Transfer
Convection takes place in
  1. solids only
  2. gases only
  3. liquids only
  4. gases and liquids
Grade 6 Properties of Matter
Gases can flow.
  1. True
  2. False
Grade 10 Periodic Table and Elements
Which of these are noble gases?
  1. He, F, Kr, Ar
  2. Ar, Br, Xe, Rn
  3. Br, F, Ca, He
  4. He, Ar, Ne, Xe
Grade 3 Properties of Matter
Gases have no mass.
  1. True
  2. False
Grade 10 Matter
Which of the following correctly depicts an ideal gas, based on Kinetic Molecular Theory?
  1. Gases exert forces on each other.
  2. Gases move in a circular way.
  3. Gases average kinetic energy is directly proportional to temperature.
  4. Gases have small spaces separating them.
Grade 6 Properties of Matter
Grade 4 Waves and Sound
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