WorksheetsMateer Class 8
Total questions: 112
Worksheet time: 1hrs 23mins
Which term describes when a substance is changed from a liquid to a gas?
Condensation
Evaporation
Filtration
Precipitation
Matter has two main properties mass and volume.
True
False
Element
Compound
Homogeneous Mixture
Heterogeneous MIxture
What is it?
Pure Substance
Mixture
What is it?
Pure Substance
Mixture
When there is one type of atom
Element
Compound
Homogeneous Mixture
Heterogeneous Mixture
When there is 2 or more atoms combined together
Element
Compound
Homogeneous Mixture
Heterogeneous Mixture
A group of 2 or more items, that are not chemically combined
Pure Substance
Mixture
_____________ is everything that has mass and takes up space.
Matter
Mass
Volume
Gas
Which is a solid?
milk
paper
water vapor
What are the three states of matter?
solid, liquid, and gas
solid, water, and gas
wood, liquid, and gas
solid, liquid, and helium
Liquid matter takes the shape of _______.
a gas
water
a pet
its container
________________ is anything that has weight and takes up space.
volume
matter
mass
weight
This state of matter does not have a definite size or shape.
gas
toys
solid
milk
Matter has different forms called ________________.
crayons
states
properties
atoms
What is an example of a solid?
wind
water
rock
juice
Orange juice is an example of a ....
solid
liquid
gas
food
Which state of matter has particles that are tightly packed in?
liquid
gas
solid
juice
The amount of space that matter takes up is called ___________.
change
states
mass
volume
Which of the following objects is made of only one material?
pencil
paper clip
pair of sneakers
car
Observable characteristics such as texture, color, size, and mass are known as...
combinations
states of matter
physical properties
scientific tools
An example of a gas is
pencil
bacon
oxygen
milk
A state of matter in which the volume stays the same but the shape changes.
gas
liquid
solid
freezing
An object's properties will remain the same if it is reduced in size.
True
False
These molecules are moving around, and constantly bumping into each other.
Solid
Liquid
Gas
Physical
These molecules move around quickly because they are not contained in one place.
Solid
Liquid
Gas
Atomic
What are tiny particles that make up matter called?
Electrons
Atoms
Protons
Mass
_____________ is the amount of matter in an object.
Mass
Materials
Atoms
Volume
A metal coin has certain properties that can be measured. Which property of a coin is different on the moon than it is on Earth?
density
mass
volume
weight
Matter has two basic properties: physical and chemical properties. Which of these statements best describe physical properties?
Physical properties behave identically for all matter under the same conditions
Physical properties can be observed without changing the identity of a substance
Physical properties are observed by seeing how a substance reacts with other substances
Physical properties cause atoms and molecules to change structure when substances are mixed
Which of these is a physical property of the element potassium that remains the same no matter how much matter is present?
reactivity
flammability
melting point
ability to tarnish
Joshua has a mixture of sand and iron filings. Which physical property would best help Joshua separate the filings from the sand?
conductivity
rusting
magnetism
tarnishing
Marianne wants to study the chemical properties of iron. Which would provide evidence she needs to do this?
Marianne could hit it with a hammer
Marianne could observe the sample's reactivity with moist air
Marianne could find the mass of the substance by using a balance
Marianne could find the density of the sample by dividing the mass by the volume
Which of the following statements is true about characteristic properties of matter?
Characteristic properties depend on the size of the sample
Characteristic properties may be either physical or chemical properties
Characteristic properties only involve chemical properties
Characteristic properties only involve physical properties
To measure the volume of most liquids in a graduated cylinder, you must look at
the top of the meniscus
the bottom of the meniscus
the level marked on the side of the cylinder
the amount of displaced water
A student is measuring the amount of gravitational pull, or force of attraction, between an object and Earth. What property of the object is the student measuring?
mass
volume
weight
density
If a solid was placed on the moon would it's density change?
No, density is a measure of mass to volume ratio. Mass DOES change between planetary objects
No, density is a measure of mass to volume ratio. Mass DOES NOT change between planetary objects
No, density is a measure of weight to volume ratio. Weight DOES NOT change between planetary objects
Yes, density is a measure of weight to volume. Weight DOES change between planetary objects
A sample of lead has a mass of 33.9 grams and a volume of 3 cm. What is the density of lead?
3.0g/cm
11.3g/cm
33.9g/cm
99.9g/cm
The state of matter with less kinetic energy than liquid is...
plasma
protons
solid
molecules
Which are properties of liquids?
boiling point
melting point
take the shape of the container they are in
density
All matter is made of the elements or combinations of the elements on the periodic table..
True
False
The basic unit of matter is an
asteriod
alloy
atom
adverb
Atoms combine to make
compounds
electron clouds
protons
molecules
The atomic number of an element is the number of
salts found
electron clouds
atoms
protons
Which metal is an element?
Calcium
Carbon
Steel
Nitrogen
An alloy is
a combination of metals
a non-metal molecule
atoms with missing electrons
another name for a magnet
What gas is created when baking soda and vinegar react?
carbon
methane
nitrogen
carbon dioxide
What happens to iron when it is exposed to water and air?
It turns into an alloy.
It melts.
It's density increases.
It rusts.
Which state of matter has atoms or molecules spread the farthest apart?
solid
liquid
gas
grass
Atoms and molecules of solid matter vibrate.
true
false
The property of water that allows you to put lots of drops of water on a penny is called...
water bubbles
surface tension
surface traction
density
The units of density are usually...
grams per gallon g/g
grams per meter g/m
ounces per milliliter oz/mL
grams per milliliter g/mL
What is the boiling point of water?
200 degrees celsius
50 degrees celsius
88 degrees celsius
100 degrees celsius
The opposite of vaporization is...
sublimation
condensation
evaporation
deposition
There are more metal than non-metal elements on the periodic table
true
false
Matter is destroyed when you burn it.
True
False
Living things are mostly made up of
Carbon
Hydrogen
Oxygen
Nitrogen
Water droplets on a glass of lemonade in the summer are an example of...
crystallization
evaporation
condensation
melting
