Classification & states of matter

(Classification of matter)

What would you classify a pure gold bar?

Answer explanation

Pure substance = 1/2 point

Element = full point

(Classification of matter)

Which one of these pictures represents a compound? (from left to right 1, 2, 3)

Answer explanation

3

(Classification of matter)

Aluminum is an example of:

Answer explanation

Pure substance = 1/2 point

Element= 1 point

(Classification of matter)

Italian Salad Dressing is a . . .

Answer explanation

Mixture = 1/2 point

Heterogeneous mixture = 1 point

(Classification of matter)

Which one of these pictures represents a mixture? (from left to right 1, 2, 3)

Answer explanation

2

When a solid is melting the particles are... Pick all that apply

• Getting closer together

•  Getting farther apart

• Moving faster

• Moving slower 

A puddle shrinks as the water becomes gas. This is an example of what?

• Evaporation

• Freezing

• Melting

• Condensation

liquid

• describes a state of matter characterized by a fluid or changing shape, particles that flow past one another, and the inability to be compressed

• describes a state of matter characterized by a definite shape, particles that vibrate in place, and the inability to be compressed

• describes a state of matter characterized by a a fluid or changing shape, particles that are separated and flying freely , and that can be compressed

• describes a state of matter characterized by dissociated charged particles

What can a gas do that none of the other states can't do?

Answer explanation

Compress!

In which state of matter will there be the LARGEST space between molecules?

• Solid

• Liquid

• Gas