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WorksheetsClassification of Matter Review
Total questions: 29
Worksheet time: 22mins
An unknown solid is placed on a scale and has a mass of 2.5 grams. The solid then displaces 35 mL of water in a graduated cylinder. Find the unknown solid’s density.
0.071 g/mL
14 g/mL
37.5 g/mL
90 g/mL
Jenny blends together water, lemon juice and sugar in a pitcher. She has made a
compound
pure substance
homogeneous mixture
heterogeneous mixture
Using the data table in the figure, determine the identity of a cube of metal that measures 1.2 cm on each side and has a mass of 15.4 grams.
Gold
Silver
Nickel
Zinc
CO2, NaCl, and HCl may all be classified as
elements
compounds
homogeneous mixtures
heterogeneous mixtures
Which of the following is not an example of a physical change?
Cutting a piece of string in half
Crumpling a piece of paper into a ball
Freezing water into an ice cube
Letting the food in your lunch box rot in your locker
When two or more substances are physically combined, the result is a(n) .
chemical change
element
compound
mixture
The color of ink is a _____________________.
physical change
physical property
chemical change
chemical property
Three examples of physical changes are
sawing wood, crushing a can, and burning a marshmallow
burning of gasoline, rotting an egg, and exploding fireworks
freezing of water, evaporation of gasoline, and rusting of a nail
boiling of water, blowing up a balloon, and melting a candle
Which of the following is evidence that a physical change has occurred?
Broken glass
Rust
Bubbles
Formation of a solid precipitate
Which of the following is NOT a physical property?
Color
Odor
State of Matter
Reactivity with oxygen
_____________________ is another name for a homogeneous mixture.
LIquid
Substance
Suspension
Solution
CaCO3 is an example of which type of matter?
Element
Homogeneous Mixture
Compound
Heterogeneous Mixture
A type of matter formed by chemically joining two or more elements is known as a
Compound
Solution
Colloid
Suspension
Milk, Paint, and Mayonnaise are all examples of
Compounds
Elements
Mixtures
_________________ changes result in a new substance being formed.
Physical
Chemical
Melting point, viscosity, and density are all examples of _____________ properties.
physical
chemical
Mixtures can be separated ___________ while compounds can only be separated _______________.
Physically --- Chemically
Chemically --- Physically
Physically --- Physically
Chemically --- Chemically
Which of the following are examples of Chemical Change? (Pick all that are correct)
Chopping Wood
Burning Wood
Ice Cube Melting
Steam from a shower
A Bike Rusting
Which of the following are examples of Physical Change? (Pick all correct answers)
Chopping Wood
Burning Wood
Ice Cube Melting
Steam from a shower
A Bike Rusting
Which of the following are elements? (Pick All Answers That Are Correct)
Salt (NaCl)
Mercury (Hg)
Hot chocolate with whipped cream and marsh mellows on top
Sweet Tea
Pure Water (H2O)
Which of the following are Compounds? (Pick All Answers That Are Correct)
Salt (NaCl)
Mercury (Hg)
Hot chocolate with whipped cream and marsh mellows on top
Sweet Tea
Pure Water (H2O)
Which of the following are Heterogeneous Mixtures? (Pick All Answers That Are Correct)
Salt (NaCl)
Mercury (Hg)
Hot chocolate with whipped cream and marsh mellows on top
Sweet Tea
Pure Water (H2O)
Which of the following are Homogeneous Mixtures? (Pick All Answers That Are Correct)
Salt (NaCl)
Mercury (Hg)
Hot chocolate with whipped cream and marsh mellows on top
Sweet Tea
Pure Water (H2O)
Which of the following are Physical Properties (Pick All Answers That Are Correct)
Fragrance of a Flower
Flammability of a substance
Ability to rot
Density of an object
Which of the following are Chemical Properties (Pick All Answers That Are Correct)
Fragrance of a Flower
Flammability of a substance
Ability to rot
Density of an object
Which of the following is the best description of one similarity and one difference between compounds and homogeneous mixtures?
Similarity = Both contain more than one element; Difference = Compound is chemically combined and mixture is physically combined
Similarity = Both are physically combined; Difference = Compounds contain only one element and mixtures contain multiple elements
Similarity = Both contain more than one element; Difference = Compound is physically combined and mixtures are chemically combined
Similarity = Both are made of one element; Difference = Compounds are really small and Mixtures are really big
What is the mass of a cube measuring 3 cm on each side that has a density of 8.1 g/cm3?
m = 218.7 g
m = 24.3 g
m = 3.33 g
m = 2.7 g
The marble in the figure has a mass of 3.75 g. When placed in a graduated cylinder, as pictured, the water level changes from 25 mL to 28 mL. What is the density of the marble?
D = 1.25 g/mL
D = 11.25 g/mL
D = 0.07 g/mL
D = 0.8 g/mL
What is the volume of 72 g of copper if copper has a density of 9 g/cm3?
v= 8 cm3
v = 648 cm3
v = 0.125 cm3
v = 63 cm3
