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30 questions
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- Multiple ChoicePlease save your changes before editing any questions.
A physical change is
a change where the characteristics do not change the substance
a change where the characteristics do change the substance
a change where the chemistry changes
- Multiple ChoicePlease save your changes before editing any questions.
A chemical change is when
the chemical properties change
the chemical properties do not change
a change where the characteristics do not change the substance
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Select ALL of the characteristics of a physical change
changes in appearance only
a new substance is not created
changes in the ph level
burning and fire
chemical bonds are not created or broken
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A new substance is formed in a physical change.
true
false
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This is an example of a _________ change.
physical
chemical
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This is an example of a _______ change.
physical
chemical
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Photosynthesis is the process in which plants make sugar(glucose) and oxygen. It is a ---- property.
Chemical
Physical
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Solubility, the ability to dissolve, is a --- property.
Chemical
Physical
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Digestion, the process of the body breaking down food for nutrients, is a --- property.
Chemcial
Physical
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Malleability, the ability to be flattened into thin sheets, is a ---property.
Physical
Chemical
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The freezing point of water in degrees Celsius is---
0
32
212
100
- Multiple ChoicePlease save your changes before editing any questions.
Decay or rotting of a substance is a ---- property.
Chemical
Physical
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Red litmus paper turns blue because of a --- property of the solution tested.
Physical
Chemical
- Multiple ChoicePlease save your changes before editing any questions.Water freezing into ice is an example of a...Physical ChangeChemical Change
- Multiple ChoicePlease save your changes before editing any questions.Which of the following is an example of sublimation?Dry IceWater boiling into steamIce cream meltingWater freezing into ice
- Multiple ChoicePlease save your changes before editing any questions.Any change in the state of matter of a substance is a...Physical ChangeChemical Change
- Multiple ChoicePlease save your changes before editing any questions.Which of the following indicates a chemical change?Change in state of matterTemperature changeChange in sizeChange in shape
- Multiple ChoicePlease save your changes before editing any questions.Chemical or Physical? Glass breaking into tiny shardsChemical ChangePhysical Change
- Multiple ChoicePlease save your changes before editing any questions.Physical or Chemical Change? Cutting an orange into wedges.Physical ChangeChemical Change
- Multiple ChoicePlease save your changes before editing any questions.Physical or Chemical Change? Logs burning in a campfire.Physical ChangeChemical Change
- Multiple ChoicePlease save your changes before editing any questions.Physical or Chemical Change? Sodium metal burning in water.Physical ChangeChemical Change
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following is NOT an example of a physical change?
crumpling paper
sharpening a pencil
clothes shrinking
sour milk
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Which phrase most accurately describes a chemical change?
A change on the molecular level.
A change in appearance.
A change in taste.
A change in size.
- Multiple ChoicePlease save your changes before editing any questions.
Burning of Magnesium wire produces
blue light
white light
red light
green light
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Heating of mercury oxide produces
Mercury
Oxygen
Mercury monoxide
none of the above
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Heating of sugar is a
Chemical Change
Physical Change
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Heating of zinc oxide turns it to
white color
yellow color
- Multiple ChoicePlease save your changes before editing any questions.
Heating of Lead oxide is a
Physical Change
Chemical Change
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Burning of Candle is
Physical Change
Chemical change
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During the change of state of matter heat helps in overcoming of force of attraction
True
False