M2.1 - Matter

When a solid is turned into a liquid, the solid _______________.

• melts
• freezes
• turns into a gas
• floats

What is an example of sublimation?

• Ice cream melting
• Dry ice

Sublimation is

• when solid turns into gas
• when gas turns into plasma
• when liquid turns into gas
• when gas turns into solid

What are the three states of matter?

• solid, liquid, and gas
• solid, water, and gas
• wood, liquid, and gas
• solid, liquid, and helium

Solids have a definite _______________.

• smell
• shape
• picture
• sound

Adding HEAT to matter causes its particles to:

• move faster and farther apart
• Move slower and farther apart
• Move faster and closer together
• Move slower and closer together

What causes a change in the state of matter?

• physical properties
• chemical energy
• temperature

Isotopes of an element have a different number of...

• Protons

• Neutrons

• Electrons

• Mass

One hot summer, you remember you left a cup of water outside. A few weeks later, you saw that the cup was empty and you remember the cup having water. What happened to the water?

• It evaporated
• It underwent deposition
• It melted

Change from Gas to Solid is called........

• Sublimation
• Deposition
• Fusion
• condensation