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

? # 4

• The energy an object has due to its motion is known as_______.

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

? # 9

• What is the description of a change in which a system releases energy to its surroundings?

Answer # 9

• What is the description of a change in which a system releases energy to its surroundings?

• Answer: Exothermic

? # 10

• What is the temperature of 0 Kelvin's?

Answer # 10

• What is the temperature of 0 Kelvin's?

• Answer: Absolute Zero

Pic ? # 1

• What does this graph represent?

• The energy a substance must absorb in order to change from a solid to a liquid.

Answer # 1

•Heat of Fusion!

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.

Answer # 2

• Evaporation!

Pic ? # 3

• This picture represents what?

• A phase change in which a substance changes from a liquid into a gas.

Answer # 3

• Vaporization!!!!!!

Pic ? # 4

• What does this graph represent?

Answer # 4

• Heat of Vaporization.

Pic ? # 5

• This picture represents what?

Answer # 5

• Vapor Pressure!

Pic ? # 6

• What does this represent?

Answer # 6

• Condensation!

Pic ? # 7

• This graph represents what?

Answer # 7

• Boyles Law!

Pic ? # 8

• This Graph is an example of__________.

Answer # 8

• Charles Law!

Pic ? # 9

• This device cooks by using_________.

Answer # 9

• Pressure!

Pic ? # 10

• The gas molecules represent what theory?

Answer # 10

• Kinetic Theory!

The _____ of matter says that all particles of matter are in constant motion.

• A.) Kinetic Theory

• B.) Kinetic Energy

• C.) Solid

• D.) Phase Changes

• A.) Kinetic Theory

What is not a factor that effects the pressure of an enclosed gas?

• A.) Gas

• B.) Matter

• C.) Temperature

• D.) Number of its particles

• B.) Matter

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

• C.) Volume

Which law does this expression belong to:

• A.) Kinetic Theory

• B.) Boyles Law

• C.) Absolute Zero

• D.) Charle’s Law

• 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

• B.) Temperature

What is an example of exothermic?

• A.) Freezing

• B.) Heating

• C.) Boiling

• D.) Evaporation

• A.) Freezing

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.

• B.) The Energy a substance must absorb in order to change for a solid to a liquid.

Gases will expand and fill up the _________ of an object.

• A.) Opening

• B.) Solid

• C.) Shape

• D.) Weight

• C.) Shape

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

• B.) More consistent, random 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

• D.) Particles