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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 top of the container
D) Almost all of the molecules are at the bottom of the container
  • 2. Which of the following describes the motion of the molecules in a glass of liquid water
A) The molecules are not moving
B) The molecules are moving at the same speed
C) The molecules move only when the glass of water is moving
D) The molecules are moving at different speeds
  • 3. What happens when a cup of water is warmed?
A) The number of water molecules decreases
B) The distance between the water molecules increases
C) the mass of the water molecules decreases
D) The water molecules break down
  • 4. Which Statement about matter is TRUE?
A) Matter is made up of atoms
B) Living things are NOT matter
C) Atoms are not matter but they are contained in matter
D) Matter exists only when you can see it
  • 5. Which of the following is not made up of atoms?
A) A Gas
B) A Cell
C) A Solid
D) Heat
  • 6. About how many atoms would it take to make a line across a Pencil Point
A) 6,000
B) 6
C) 6,000,000
D) 600
  • 7. What happens as Liquid Water Boils
A) The mass of the molecule decreases
B) The molecules break down into Hydrogen and Oxygen atoms
C) The molecules become separated from each other
D) The molecules are destroyed
  • 8. Which of the following is the SMALLEST
A) An Atom
B) A Germ
C) A Cell in your Body
D) The Width of a Hair
  • 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) A conclusion
B) An absolute fact
C) The data collected in an experiment
D) An educated guess
  • 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
  • 12. What is this a picture of?
A) a graduated cylinder
B) a flask
C) a test tube
D) a beaker
  • 13. What is this a picture of?
A) a flask
B) a beaker
C) a test tube
D) a graduated cylinder
  • 14. What are these?
A) Sun Glasses
B) A Halloween Mask
C) Safety Goggles
D) Eye 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) Physical Change
B) Mechanical Change
C) Chemical Change
D) No change
  • 17. Water into Ice
A) Mechanical Change
B) No Change
C) Physical Change
D) Chemical Change
  • 18. Apple Juice
A) Atom
B) Mixture
C) Element
D) Solution
  • 19. Mixed Nuts
A) Element
B) Atom
C) Mixture
D) Solution
  • 20. Elements on the Periodic Table
A) Over 100
B) 11
C) 50
D) 300
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