6th: br-Exploring Changing States of Matter Video

What defines a solid state of matter?

• Particles are tightly packed and have limited movement.

• Particles take the shape of their container.

• Particles are tightly packed and move freely.

• Particles are completely stationary.

How does a liquid differ from a gas in terms of particle spacing?

• There is no difference in particle spacing.

• Particles in a liquid are completely stationary.

• Particles are more spread out in a liquid.

• Particles are closer in a liquid than in a gas.

What causes ice cream to melt into a liquid?

• Condensation

• Freezing

• Evaporation

• Heating

At what temperature does water freeze?

• 0 degrees Celsius

• 50 degrees Fahrenheit

• 100 degrees Celsius

• 32 degrees Celsius

Why does ice form in a freezer?

• Because of temperature decrease

• Due to temperature increase

• Because of condensation

• Due to evaporation

What is the process called when a liquid turns into a gas?

• Sublimation

• Freezing

• Condensation

• Evaporation

What is necessary for boiling to occur?

• Decrease in temperature

• Increase in pressure

• Increase in temperature

• Decrease in particle movement

What state change is observed when spaghetti water starts boiling?

• From liquid to solid

• From solid to liquid

• From liquid to gas

• From gas to liquid

What happens to water vapor when it condenses?

• It disappears.

• It turns into a liquid.

• It remains a gas.

• It turns into ice.

What is demonstrated by water forming on the outside of a cold glass?

• Melting

• Evaporation

• Condensation

• Sublimation