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试题库
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现在参加这个测试
1st 9 weeks Benchmark
  • 1. Which Statement describes the location of the molecules of a gas in a sealed container?
A) The molecules are packed closely throughout the container
B) Almost all of the molecules are at the top of the container
C) Almost all of the molecules are at the bottom of the container
D) The molecules are spread far apart throughout the container
  • 2. Which of the following describes the motion of the molecules in a glass of liquid water
A) The molecules are moving at different speeds
B) The molecules are not moving
C) The molecules move only when the glass of water is moving
D) The molecules are moving at the same speed
  • 3. What happens when a cup of water is warmed?
A) the mass of the water molecules decreases
B) The distance between the water molecules increases
C) The water molecules break down
D) The number of water molecules decreases
  • 4. Which Statement about matter is TRUE?
A) Matter is made up of atoms
B) Matter exists only when you can see it
C) Atoms are not matter but they are contained in matter
D) Living things are NOT matter
  • 5. Which of the following is not made up of atoms?
A) Heat
B) A Gas
C) A Solid
D) A Cell
  • 6. About how many atoms would it take to make a line across a Pencil Point
A) 6
B) 600
C) 6,000,000
D) 6,000
  • 7. What happens as Liquid Water Boils
A) The molecules become separated from each other
B) The molecules are destroyed
C) The molecules break down into Hydrogen and Oxygen atoms
D) The mass of the molecule decreases
  • 8. Which of the following is the SMALLEST
A) A Germ
B) A Cell in your Body
C) An Atom
D) The Width of a Hair
  • 9. Which is BIGGER an Atom or a Blood Cell?
A) It depends on the kind of Atom
B) The Atom is Bigger
C) They both are the same size
D) The Blood Cell is Bigger
  • 10. What is a Hypothesis?
A) A conclusion
B) An educated guess
C) The data collected in an experiment
D) An absolute fact
  • 11. What is a VARIABLE?
A) The item that changes in an experiement
B) An educated guess
C) The item that always stays the same
D) A step in the Scientific Method
testtube sm
  • 12. What is this a picture of?
A) a graduated cylinder
B) a flask
C) a test tube
D) a beaker
Screen Shot at
  • 13. What is this a picture of?
A) a beaker
B) a test tube
C) a graduated cylinder
D) a flask
Screen Shot at
  • 14. What are these?
A) Eye Glasses
B) Sun Glasses
C) Safety Goggles
D) A Halloween Mask
  • 15. What is a Solution?
A) two or more substances that are perfectly dissolved
B) Oil and Water
C) when a mixture is saturated
D) two or more substances that can be taken apart
  • 16. A Fire
A) No change
B) Chemical Change
C) Physical Change
D) Mechanical Change
  • 17. Water into Ice
A) Physical Change
B) Chemical Change
C) Mechanical Change
D) No Change
  • 18. Apple Juice
A) Solution
B) Element
C) Mixture
D) Atom
  • 19. Mixed Nuts
A) Mixture
B) Atom
C) Solution
D) Element
  • 20. Elements on the Periodic Table
A) 50
B) 11
C) 300
D) Over 100
参加了这次测试的学生也参加了 :
Earthquakes and plate tectonics
Foodwebs_chains_energy_pyramid
Earthquakes/volcanoes
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