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