WorksheetsMatter Unit Review
Total questions: 25
Worksheet time: 25mins
How tightly packed matter is in an object is known as the...
Weight
Mass
Density
Volume
The amount of matter in an object is the...
Weight
Mass
Volume
Density
Volume is the measurement of...
how much space an object takes up
the atomic number of an element
how much matter is in an object
how tightly packed the matter is
What is a tool used to measure volume?
Calculator
Scale
Test tube
Graduated cylinder
Two objects have the same volume but Object A is 15g and Object B is 20g. Which object has a greater density?
Object A
Object B
They have the same density
Bobby is testing the density of his an object by dropping it in water. Water's density is 1.0g/mL. The object's density is 1.5g/mL. Will the object sink or float?
Sink
Float
Which measurement would stay the same if you traveled to the moon?
Mass
Weight
When heat is added to a substance what happens to its particles?
Speed up and spread out
Speed up and clump together
Slow down and clump together
Slow down and disappear
What causes a substance to melt and then evaporate?
The removal of heat
The removal of matter
The addition of heat
The addition of matter
Cutting paper, melting ice cream and blowing up a balloon are all examples of a...
physical change
chemical change
physical matter
chemical reaction
A chemical change in matter is when a new substance is formed. True or false?
True
False
Which reaction is proof that a chemical change has occurred?
Change in odor
Change in temperature
Production of a gas
All of these!
Digesting food, baking a cake and a rusting bicycle are all examples of a...
physical change
chemical change
physical matter
chemical matter
Emmie fills a balloon with water and then fills another balloon with air. Both balloons are the same exact size. What is true about the balloons?
Both balloons have the same mass.
Both balloons have the same density.
The balloons have different densities.
The balloons are different colors.
In any physical or chemical change what two quantities are always conserved?
matter and total energy
light and thermal energy
potential and kinetic energy
matter and electrical energy
What is happening when the particles of a substance move slower and become more compact?
Heat is being added
Matter is being added
Matter is being removed
Heat is being removed
A(n) ___________ is a pure substance made of only one type of atom.
Compound
Element
Atom
Mixture
What is produced when two or more elements chemically combine to create a new substance?
Atom
Element
Compound
Mixture
Which group of elements can be described as good conductors, shiny and malleable?
Metals
Nonmetals
Metalloids
The atoms of the element hydrogen are all alike but they are different from the atoms of the element iron. True or False?
True
False
Trail mix, salt water and kool-aid are all examples of...
elements
compounds
mixtures
atoms
How could you separate a salt water solution?
Picking out the pieces by hand
Filtering through a funnel
Using a magnet
Evaporating the water
How could you separate a mixture of sand and water?
Using a magnet
Filtering through a funnel
Making observations
Adding more water
The element carbon chemically combines with the element oxygen to make carbon dioxide, CO2. This is an example of a(n)...
atom
element
compound
mixture
If an object has a density of 0.8g/mL will it float or sink in water? Water's density if 1.0g/mL.
Float
Sink
