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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) 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 packed closely throughout 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 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 exists only when you can see it
B) Matter is made up of atoms
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) A Cell
B) A Solid
C) Heat
D) A Gas
  • 6. About how many atoms would it take to make a line across a Pencil Point
A) 6
B) 6,000,000
C) 600
D) 6,000
  • 7. What happens as Liquid Water Boils
A) The molecules are destroyed
B) The molecules become separated from each other
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) A Cell in your Body
B) A Germ
C) An Atom
D) The Width of a Hair
  • 9. Which is BIGGER an Atom or a Blood Cell?
A) The Atom is Bigger
B) It depends on the kind of Atom
C) The Blood Cell is Bigger
D) They both are the same size
  • 10. What is a Hypothesis?
A) An absolute fact
B) The data collected in an experiment
C) An educated guess
D) A conclusion
  • 11. What is a VARIABLE?
A) The item that changes in an experiement
B) A step in the Scientific Method
C) An educated guess
D) The item that always stays the same
  • 12. What is this a picture of?
A) a beaker
B) a test tube
C) a flask
D) a graduated cylinder
  • 13. What is this a picture of?
A) a graduated cylinder
B) a beaker
C) a flask
D) a test tube
  • 14. What are these?
A) A Halloween Mask
B) Safety Goggles
C) Sun Glasses
D) Eye Glasses
  • 15. What is a Solution?
A) when a mixture is saturated
B) two or more substances that are perfectly dissolved
C) Oil and Water
D) two or more substances that can be taken apart
  • 16. A Fire
A) No change
B) Mechanical Change
C) Chemical Change
D) Physical Change
  • 17. Water into Ice
A) Chemical Change
B) Mechanical Change
C) Physical Change
D) No Change
  • 18. Apple Juice
A) Solution
B) Element
C) Atom
D) Mixture
  • 19. Mixed Nuts
A) Atom
B) Mixture
C) Solution
D) Element
  • 20. Elements on the Periodic Table
A) 11
B) 300
C) 50
D) Over 100
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