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WorksheetsJunior Cert Chemistry: States of Matter
Total questions: 40
Worksheet time: 21mins
What is matter?
anything
something that has mass
anything that occupies space and has mass
something that has no mass
What are the characteristics of solid matter?
takes the shape of any container
molecules are packed closely together
objects have a definite shape
have a definite shape and molecules are packed closely together
Which of the following describes a liquid?
has a definite volume but no definite shape, takes the shape of every container
has a definite volume
it is wet
molecules are packed tightly together
Which description best suits a gas?
no specific shape
not a certain volume
it is all over
molecules move around freely, not tightly packed, no specific volume nor shape
What is an example of evaporation?
rain water accumulating in a rain barrel
a puddle going away
leaves turning green
a ball rolling downhill
Which is NOT an example of condensation?
dew collecting on the grass in the morning
clouds filling with water vapor
water forming on the side of the glass of ice water
an oasis drying up in the desert
Tha amount of matter an object contains is known as its...
mass
matter
volume
temperature
The amount of space an object takes up is known as its...
temperature
matter
mass
volume
When we describe the size, shape, smell, feel of an object, we are describing its _______________________________.
mass
properties
volume
matter
Which of the following are not examples of solids?
water
sand
honey
diamond
New substances are always formed when matter undergoes a...
change in shape
change in temperture
physical change
chemical change
Which of the following is an example of a chemical change?
melting butter
mixing milk and chocolate syrup
breaking a pencil
burning a marshmallow
Which of the following would be considered a physical property?
colour
temperature
flammability
reactivitiy
A ____________is a characteristic that can be observed or measured without changing the sample’s composition i.e. what the substance is made up of.
physical property
chemical property
The temperature at which a solid changes to a liquid is known as its __________ point.
melting
boiling
condensing
deposition
Melting is a process that changes _____________________________.
solid to liquid
liquid to solid
liquid to gas
gas to liquid
Evaporation
Sublimation
Freezing
Melting
What is meant by sublimation?
Liquid changing to a gas
Solid changing to a liquid
Solid changing to a gas
Liquid changing to a solid
What is meant by evaporation?
Liquid changing to a gas
Solid changing to a liquid
Solid changing to a gas
Liquid changing to a solid
What is meant by condensation?
Liquid changing to a gas
Gas changing to a liquid
Solid changing to a gas
Liquid changing to a solid
Which of the following substances can undergo sublimation?
Iodine (used as an antiseptic, stain in microscopes etc.)
Dry ice (i.e. solid carbon dioxide)
Methane (i.e. natural gas used in Bunsen burners etc)
Ammonia (used in cleaning products, fertilsers etc)
What is meant by deposition?
Liquid changing to a gas
Gas changing to a liquid
Solid changing to a gas
Liquid changing to a solid
Gas changing to a solid
In a solid, the particles are packed close together. True or False?
True
False
In a gas, the particles are spaced far apart. True or False?
True
False
The particles in a gas have less freedom to move than the particles in a solid. True or False?
True
False
The particles in a liquid have more freedom to move than the particles in a solid. True or False?
True
False
In order for a solid to melt, it needs to absorb heat energy. True or False?
True
False
Gases can be compressed. True or False?
True
False
Liquids, in general, can be compressed. True or False?
True
False
Solids can be compressed. True or False?
True
False
Solids have a definite/fixed shape.True or False?
True
False
Liquids have a definite/fixed shape.True or False?
True
False
Gases have a definite/fixed shape.True or False?
True
False
Liquids have a definite/fixed volume.True or False?
True
False
Solids have a definite/fixed volume.True or False?
True
False
The particles in ice have greater freedom than the particles in steam.True or False?
True
False
The particles in steam have greater freedom than the particles in water.True or False?
True
False
