Particle Nature of Matter - States of Matter

Solids have definite shapes because

• Their molecules are very close together.

• Their molecules move freely and glide easily over one another.

• Their molecules are very far apart and move at high speed.

• They have molecules that do not attract each other.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What characteristics of air are shown in inflating a flat tire?

• Air has weight.

• Air can mix uniformly with other gases.

• Air exerts pressure.

• Air occupies space.

Tags

NGSS.MS-PS2-5

Which of the following statements about matter is INCORRECT?

• It is anything that occupies space and has mass.

• It is anything that we see everyday.

• It is anything that has density.

• It may exist naturally in three phases and two other phases in extreme conditions only.

Tags

NGSS.MS-PS1-5

NGSS.MS-PS3-4

How are gases and liquids similar?

• Both have molecules that move randomly.

• Both have molecules with very high attraction force.

• Both have molecules held together in a rigid pattern.

• Both can evaporate when sufficient heat is added.

Which is correct about gases?

• Gases have high density and volume.

• Gases have high density and incompressibility.

• Gases take the volume and shape of the container.

• Gases have a definite volume but take the shape of the container.

Which of the following properties do solids share with liquids?

• definite shape

• definite volume

• definite volume and mass

• orderly arrangement of particles

Which of the following statements is TRUE about matter?

• Matter has mass but no volume.

• Matter includes forms of energy.

• Matter has volume but no mass.

• Matter has both mass and volume.

Tags

NGSS.MS-PS1-5

Which statement correctly describes particles of gases?

• They are free to move.

• They have definite shape and volume.

• They are highly compressible.

• They have a strong attraction force between particles.

Tags

NGSS.MS-PS1-4

Which substance is highly compressible?

• air

• water

• sand

• sugar

All are matter except

• wood

• heat

• water

• air