IPC Chapter 15 test (NOT ALL TRUE OR FALSE IS ON HERE)
False/ Compound
AN ION is a substance in which the atoms of two or more elements are combined in a fixed proportion.
90
About ____ elements are found on Earth
90
About _____ elements are found on earth
Rocks breaking because of ice
All of the following are examples of chemcic weathering except _______
Rocks breaking because of ice
All of the following are examples of chemical weathering except _______
Burning
All of the following are examples of physical changes except ________
Atoms
All substances are built from _______
Physical property
Any characteristic of a material that you can observe without changing the identity of the substances that make the material is a ______
Physical property
Density is an example of a ________
True
Distillation can separate dissolved substances through PHYSICAL changes.
The ability to be crushed
The following are examples of chemical properties except ____________
ability to react with oxygen
The following are examples of physical properties except the _____
Solution
____ is another name for a homogenous mixture
Solution
______ is another name for a homogeneous mixture
False/ Homogeneous
A HETEROGENEOUS mixture contains two or more gaseous, liquid, or solid substances blended evenly throughout.
False/ Mixture
A SUBSTANCE can be separated into simpler parts through differences in physical properties.
Solution
A ____ is a homogenous mixture of particles so small they ca.nnot be seen without microscopes and will never settle to the bottom of their container
Suspension
A ____ mixture that settles upon standing
Suspension
A _____ is not homogenous
Solution
A ______ is a mixture that does not scatter light
Suspension
A ______ is a mixture that settles upon standing
Solution
A ________ is a homogenous mixture of particles so small they cannot be seen without microscopes and will never settle to the bottom of their container
Physical
A change in size, shape, or state of matter is called a _____ change
Chemical property
A characteristic of matter that allows it to change to something new is a __________
Heterogenous
A colloid is a _______ mixture
False/ Heterogeneous
A fruit salad is a HOMOGENEOUS mixture
False/ Heterogeneous
A mixture in which different materials can be distinguished easily is called a HOMOGENEOUS mixture
Suspension
A pond is an example of a _______
False/ With
A substance is a type of matter WITHOUT a fixed composition.
False/ Hetergeneous
A suspension is a HOMOGENEOUS mixture
True
Colloids are MIXTURES
True
Color is a PHYSICAL property
Colloid
Fog is an example of a _______
True
Homogeneous mixtures CAN be separated by physical changes.
False/ Element
If all atoms in a substance have the same identity, that substance is A COMPOUND
Substances
Matter is classified as _____________ and mixtures.
Feel slippery
One of the physical properties of bases is that they ________
Tyndall
Smog is a colloid, so the ______ effect says smoke will scatter light
False/ Colloid
Smoke is a COMPOUND
Colloid
Smoke is an example of a ______
False/ Compound
Substances are either elements or MIXTURES.
Physical
The ability of some solids to change directly from a solid to a gas is a ______ property
True
The breaking of a glass window is a PHYSICAL change
Physical property
The color of ink is _______
False/ Physical
The freezing of water is a CHEMICAL change
True
The landscape is a subject to BOTH CHEMICAL AND PHYSICAL weathering.
True
The law of conservation of mass states that the mass of all substances before a chemical change EQUALS the mass of all the substances after the change.
True
The odor of a substance is a PHYSICAL property.
Atoms
The particles that make up all matter are called ______
Distillation
The process for separating substances in a mixture by evaporating a liquid and recon sensing its vapor is called __________
Chemical
The resistance of diamond to corrosion is a ______ property
The Tyndall effect
The scattering I'd light by colloids is called _______
The Tyndall effect
The scattering of light by colloids is called _______
Physical property
The shape of an apple is a ______
Boiling of water, bursting of a balloon, and melting of a candle
Three examples of physical changes are _____
False/ Not lost
When a firecracker explodes, mass is LOST
New substances are formed
When a log burns in a fire, _________
New substances are formed
When gasoline is burned in an engine, ______
Equal
When sugar and sand are mixed together, the properties of the final substances are _____ to those beginning substances
Mixture
When two or more substances are combined so each substances can be separated by physical means, the result is a ________
Mixture
When two or more substances are combined so that each substances maintains its own properties, the result is a _______
Baking soda in water
Which of the following is an example of a chemical change?
Banking soda in water
Which of the following is an example of a chemical change?
Burning paper
Which of the following is an example of a chemical change?
Evaporation
Which of the following is an example of a physical change?
