Classification and States of Matter Test
7th - University grade
230 times
Chemistry
63%average accuracy
3 years ago
fbarry
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50 QuestionsShow answers
  • Question 1
    60 seconds
    Q. Compounds are made from the atoms of two or more _______.
    answer choices
    solutions
    carbs
    mixtures
    elements
  • Question 2
    60 seconds
    Q. How would you classify the color of a rose?
    answer choices
    chemical change
    physical property
    physical change
    chemical property
  • Question 3
    60 seconds
    Q. What type of mixture is this?
    answer choices
    homogenous mixture
    chemical
    heterogeneous mixture 
    solid mix
  • Question 4
    60 seconds
    Q. Which of the following is not an example of a physical property?
    answer choices
    reactivity
    boiling point
    density
    freezing point
  • Question 5
    60 seconds
    Q. All matter can be divided into pure substances and ___?
    answer choices
    elements
    matter
    solutions
    mixtures
  • Question 6
    30 seconds
    Q. Which of the following IS a mixture?
    answer choices
    air
    hydrogen
    water
    sugar
  • Question 7
    30 seconds
    Q. A type of matter with a fixed composition?
    answer choices
    pure substance
    element
    colloid
    tyndall effect
  • Question 8
    30 seconds
    Q. A material made up of 2 or more substances that can be easily separated by physical means is a ___?
    answer choices
    compound
    colloid
    mixture
    solution
  • Question 9
    30 seconds
    Q. A material made up of 2 or more substances that can be easily separated by physical means is a ___?
    answer choices
    compound
    colloid
    mixture
    solution
  • Question 10
    30 seconds
    Q. A material made up of 2 or more substances that can be easily separated by physical means is a ___?
    answer choices
    compound
    colloid
    mixture
    solution
  • Question 11
    30 seconds
    Q. 3 examples of a physical change...?
    answer choices
    sawing of wood, crushing a can, & toasting a marshmaollow
    freezing water, bursting of a balloon, & rotting of an egg
    boiling of water, bursting of a balloon, & crumpling a piece of paper
    evaporation of gasoline, rusting a nail, & freezing of water
  • Question 12
    30 seconds
    Q. A material that can be represented by a chemical formula...?
    answer choices
    compound
    mixture
    suspension
    chemical property
  • Question 13
    30 seconds
    Q. The reaction of baking soda and vinegar is a _____ change.
    answer choices
    chemical
    physical
    both
  • Question 14
    30 seconds
    Q. An example of a physical property of an element would be its ability to – 
    answer choices
    combust with oxygen gas
    dissolve in water
    react with hydrochloric acid
    form a compound with chlorine gas
  • Question 15
    30 seconds
    Q. Heterogeneous mixture containing a liquid in which visible particles settle.
    answer choices
    solution
    colloid
    suspension 
    substance
  • Question 16
    30 seconds
    Q. Solids, liquids, or gas that contains two or more substances blended evenly throughout.
    answer choices
    heterogeneous mixture
    homogeneous mixture
    solution
    colloid
  • Question 17
    30 seconds
    Q. Which of the following is not a clue that a chemical change is taking place?
    answer choices
    rapid release of energy (heat, light, or sound)
    phase change
    formation of bubbles
    formation of a precipitate from solution
  • Question 18
    30 seconds
    Q. Which word means to be pounded into sheets?
    answer choices
    ductile
    malleable
    dissolvable
    ferment
  • Question 19
    30 seconds
    Q. Which of the following is NOT a heterogeneous mixture?
    answer choices
    rocks
    apples
    cheese
    kool-aide
  • Question 20
    30 seconds
    Q. If you change a substance into a new substance...
    answer choices
    Partial Change
    Physical Change
    Chemical Change
    Freezing
  • Question 21
    30 seconds
    Q. Which is NOT a chemical change?
    answer choices
    Leaves changing colors in the fall
    Iron rusting
    Digesting Lunch
    Ice Melting
  • Question 22
    900 seconds
    Q. A science teacher shows his students a mixture of plastic beads and metal beads. He then uses a magnet for demonstration. What is the teacher MOST LIKELY demonstrating?
    answer choices
    making a solution
    separating a mixture
    creating a chemical change
    changing the state of matter
  • Question 23
    900 seconds
    Q. A science teacher lit a candle and described to his students that some of the wax is burning while some of the wax is melting. Student A states that these are both physical changes. Students B states that these are both chemical changes. Which statement BEST describes the students' conclusions?
    answer choices
    Student A is correct.
    Student B is correct.
    Both are incorrect, because burning wax is a chemical change and melting wax is a physical change.
    Both are incorrect, because burning wax is a physical change and melting wax is a chemical change.
  • Question 24
    30 seconds
    Q. Which of the following is not a physical property of matter?
    answer choices
    Shape
    Texture
    Flammability
    Hardness
  • Question 25
    180 seconds
    Q. A object has a mass of 30 g and a volume of 5 cm3 .  What is the density?
    answer choices
    .17 g
    .17 g/cm3
    6 g
    6 g/cm3
  • Question 26
    60 seconds
    Q. What is the volume of Object X?
    answer choices
    10.0 cm3
    15.0 cm3
    20.0 cm3
    25.0 cm3
  • Question 27
    20 seconds
    Q. In a solid, the particles
    answer choices
    vibrate in place
    slide past one another
    overcome the strong attraction
  • Question 28
    20 seconds
    Q. The drops of water that appear on the outside of a glass of cold juice on a warm day are an example of?
    answer choices
    sublimation
    condensation
    evaporation
  • Question 29
    20 seconds
    Q. A gas
    answer choices
    has a definite shape but no definite volume
    has a definite volume but no definite shape
    has fast-moving particles
  • Question 30
    20 seconds
    Q. At higher temperatures
    answer choices
    particles in an object have less energy
    particles in an object move faster
    a gas contracts
  • Question 31
    30 seconds
    Q. What term describes a solid changing to a liquid?
    answer choices
    Deposition
    Sublimation
    Freezing 
    Melting
  • Question 32
    60 seconds
    Q. How is a solid defined?
    answer choices
    Indefinite shape and indefinite volume
    Definite shape and definite volume
    Found in the stars
    Definite volume, indefinite shape
  • Question 33
    20 seconds
    Q. How is a gas defined?
    answer choices
    Indefinite shape, indefinite volume
    Definite shape, definite volume
    Found in stars
    Definite volume, indefinite shape
  • Question 34
    20 seconds
    Q. Define a liquid.
    answer choices
    Indefinite shape, indefinite volume
    Definite shape, definite volume
    Found in stars
    Definite volume, indefinite shape
  • Question 35
    20 seconds
    Q. What term describes a solid changing to a gas?
    answer choices
    Deposition
    Sublimation
    Evaporation
    Freezing
  • Question 36
    20 seconds
    Q. What term describes a gas changing to a liquid?
    answer choices
    Deposition
    Sublimation
    Evaporation
    Condensation
  • Question 37
    30 seconds
    Q. What is vaporization?
    answer choices
    a gas becoming a liquid
    a liquid becoming a solid
    a gas becoming a solid
    a liquid becoming a gas
  • Question 38
    30 seconds
    Q. Boiling
    answer choices
    liquid to gas
    gas to solid
    gas to liquid
    solid to liquid
  • Question 39
    30 seconds
    Q. A liquids resistance of flowing.
    answer choices
    Liquid
    Solid
    Viscosity
    Gas
  • Question 40
    30 seconds
    Q. Conductivity
    answer choices
    A property that allows light to flow through it.
    A property of an element to be drawn into wires.
    A property that allows heat and electricity to pass through it.
    The total space occupied by an object.
  • Question 41
    30 seconds
    Q. what is the formula for density?
    answer choices
    mass x volume
    mass divided by volume
    volume divided by mass
    volume x mass
  • Question 42
    900 seconds
    Q. Solids melt when solid particles _____ energy, liquids freeze when liquid particles _____ energy.
    answer choices
    absorb, release
    release, absorb
    absorb, absorb
    release, release
  • Question 43
    900 seconds
    Q. The _____ the viscosity the _____ the flow
    answer choices
    lower, slower
    higher, slower
    higher, faster
    lower, lazier
  • Question 44
    900 seconds
    Q. Liquid particles are...
    answer choices
    tightly packed
    loosely bonded and flowing
    free to fly in all directions
  • Question 45
    900 seconds
    Q. Solid particles are...
    answer choices
    tightly packed
    loosely bonded and flowing
    free to fly in all directions
  • Question 46
    20 seconds
    Q. Which of the following is a chemical property of water?
    answer choices
    Reacts with pure sodium.
    Boils at 100 oC.
    Dissolves sugar easily. 
    Has a density of 1 gm/mL
  • Question 47
    30 seconds
    Q. Which of the following is a sign that a chemical reaction has occurred?
    answer choices
    change in shape
    melting
    formation of a gas
    dissolving
  • Question 48
    20 seconds
    Q. Which of the following is a heterogeneous mixture? 
    answer choices
    water in a pool
    stainless steel
    sugar water
    a jar of mixed nuts
  • Question 49
    20 seconds
    Q. Which of the following is a characteristic of a mixture?
    answer choices
    has varying properties
    contains only pure substances
    has a fixed composition
  • Question 50
    30 seconds
    Q. Which of the following are pure substances?
    answer choices
    solutions
    compounds
    homogeneous mixtures
    colloids
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