The particles in a gas:

move quickly in all random directions

Internal energy is...

The total amount of kinetic energy and potential energy of all the particles in the system.

The total amount of kinetic energy and thermal energy of all the particles in the system.

The total amount of thermal energy and potential energy of all the particles in the system.

When energy is given to raise the temperature, particles...

Speed up and gain kinetic energy.

Slow down and lose kinetic energy.

Speed up and lose kinetic energy.

Slow down and gain kinetic energy.

When the substance melts or boils, energy is....

Put in to breaking the bonds that are holding particles together

Released to form the bonds that are holding particles together

Put in to form the bonds that are holding particles together

Released to break the bonds that are holding particles together

When the substance melts or boils...

Energy is put in to breaking the bonds which increases the potential energy.

Energy is put in to breaking the bonds which increases the kinetic energy.

Energy is put in to breaking the bonds which increases the thermal energy.

A measure of the average speed of the particles. This is based on the kinetic energy of individual particles.

A measure of the total energy of all the particles in the object or substance. This includes the kinetic energy of the particles and chemical potential energy of the bonds between them.

It takes more energy to raise the temperature of a large amount of water because...

More molecules need to have their speed changed.

Less molecules need to have their speed changed.

The same number of molecules need to have their speed changed.

Which description best fits the particles in a gas?

They move quickly and randomly in all directions

They vibrate slowly about a fixed point

They vibrate quickly, free to move past other particles

Which description best fits the relationship between a gas and its container?

It maintains a regular shape regardless of the shape of the container

It fills the bottom of the container

What property of a gas is linked to its temperature?

The average kinetic energy of gas particles

The weight of the gas particles

A liquid is a substance ...

... with a variable shape and a fixed volume

... with a fixed shape and fixed volume

... with a fixed shape and a variable volume

... with a variable shape and a variable volume

Temperature is a measure of the...

average kinetic energy of molecules in a substance

total kinetic energy in a substance

average potential energy in a substance

Kinetic Model of Matter

Quiz

•

Physics

•

8th - 9th Grade

•

Practice Problem

•

Medium

•

NGSS

MS-PS1-4, MS-PS3-4, MS-PS3-5

+4

Standards-aligned

Raymond Loh

Used 46+ times

FREE Resource

40 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a solid...

particles are spread out and move randomly

particles are tightly packed in a regular structure

particles are tightly packed but free to move past each other

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

In a liquid...

particles are spread out and move randomly

particles are tightly packed in a regular structure

particles are tightly packed but free to move past each other

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

In a gas...

particles are spread out and move randomly

particles are tightly packed in a regular structure

particles are tightly packed but free to move past each other

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Changing the state of a material will change its density

True

False

A gas of the same mass has...

A greater density than a solid or liquid

The same density as a solid or liquid

A lower density than a solid or liquid

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The particles in a solid:

are in a regular arrangement

are randomly arranged

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The particles in a liquid:

are in a regular arrangement

are randomly arranged

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