Science project By: Joe Brinckwirth and Shannon Swiney.
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Transcript of Science project By: Joe Brinckwirth and Shannon Swiney.
? # 1
• _______is the state of matter in which a material has a definite volume but not a definite shape.
Answer # 1
• _______is the state of matter in which a material has a definite volume but not a definite shape.
• Answer: Liquid
? # 2
• _______ is the state of matter in which materials have a definite shape and a definite volume.
Answer # 2
• _______ is the state of matter in which materials have a definite shape and a definite volume.
• Answer: Solid
? # 3
• What is the state of matter in which a material has neither a definite shape nor a definite volume?
Answer # 3
• What is the state of matter in which a material has neither a definite shape nor a definite volume?
• Answer: Gas
Answer # 4
• The energy an object has due to its motion is known as_______.
• Answer: Kinetic Energy
? # 5
• What is a reversible physical change that occurs when a substance changes from one state of matter to another?
Answer # 5
• What is a reversible physical change that occurs when a substance changes from one state of matter to another?
• Answer: Phase Change
? # 6
• __________ is a description of a change in which a system absorbs energy from its surroundings.
Answer # 6
• __________ is a description of a change in which a system absorbs energy from its surroundings.
• Answer: Endothermic
? # 7
• The phase change in which a substance changes from a solid to a gas or a vapor without changing into a liquid first is known as__________.
Answer # 7
• The phase change in which a substance changes from a solid to a gas or a vapor without changing into a liquid first is known as__________.
• Answer: Sublimation
? # 8
• The phase change in which a gas or vapor changes directly into a solid without first changing into a liquid is __________.
Answer # 8
• The phase change in which a gas or vapor changes directly into a solid without first changing into a liquid is __________.
• Answer: Deposition
Answer # 9
• What is the description of a change in which a system releases energy to its surroundings?
• Answer: Exothermic
Pic ? # 1
• What does this graph represent?
• The energy a substance must absorb in order to change from a solid to a liquid.
Pic ? # 2
• What does this picture represent?
• The process that changes a substance from a liquid to a gas at temperatures below the substances boiling point.
Pic ? # 3
• This picture represents what?
• A phase change in which a substance changes from a liquid into a gas.
Pic ? # 9
• This device cooks by using_________.
The _____ of matter says that all particles of matter are in constant motion.
• A.) Kinetic Theory
• B.) Kinetic Energy
• C.) Solid
• D.) Phase Changes
What is not a factor that effects the pressure of an enclosed gas?
• A.) Gas
• B.) Matter
• C.) Temperature
• D.) Number of its particles
Reducing the ______ of a gas increases its pressure if the temperature of the gas and the
number of the particles are constant.
• A.) Pressure
• B.) Temperature
• C.) Volume
• D.) Number of Particles
Which law does this expression belong to:
• A.) Kinetic Theory
• B.) Boyles Law
• C.) Absolute Zero
• D.) Charle’s Law
The _______ of a substance does not change during a phase change.
• A.) Pressure
• B.) Temperature
• C) Particles
• D.) Number of Gases
What is Heat of Fusion?
• A.) The phase change in a substance changes from a liquid into a gas.
• B.) The Energy a substance must absorb in order to change for a solid to a liquid.
• C.) Melting of ice.
• D.) An object freezing.
Gases will expand and fill up the _________ of an object.
• A.) Opening
• B.) Solid
• C.) Shape
• D.) Weight
What is the motion of gas particles?
• A.) Slow, more consistent in motion.
• B.) More consistent, random motion
• C.) Random motion, not consistent.
• D.) Even motion
Increasing the number of ________ will increase the pressure of gas if the
temperature and volume are constant.• A.) Molecules
• B.) Gases
• C.) Liquids
• D.) Particles