States of Matter

Which state of matter keeps both its own shape and its own volume?

• Liquid
• Solid
• Gas
• Vapor

A liquid is poured into a new container. What happens to its shape?

• It turns into a gas
• It takes the container's shape
• It stays the same shape
• It becomes a solid

What is the name of the process when a solid changes directly into a liquid?

• Boiling
• Condensing
• Melting
• Freezing

Which change of state happens when a gas cools and turns into a liquid?

• Sublimation
• Condensation
• Melting
• Evaporation

In which state are the particles spread far apart and moving the fastest?

• Solid
• Gas
• Frozen
• Liquid

What do we call the boiling point of pure water in degrees Celsius at sea level?

• 100 degrees
• 50 degrees
• 0 degrees
• 212 degrees

Water freezes into ice at what temperature in degrees Celsius?

• 10 degrees
• 0 degrees
• 100 degrees
• 32 degrees

Which process turns a solid directly into a gas without becoming a liquid first?

• Condensation
• Evaporation
• Melting
• Sublimation

Why can a gas be squeezed into a much smaller space more easily than a solid?

• Its particles are far apart
• It has no particles
• Its particles are heavier
• Its particles are frozen

What change of state is happening when a wet sidewalk dries in the sun?

• Evaporation
• Freezing
• Melting
• Condensation

What is the most common state of matter in the universe?

• Solid
• Liquid
• Plasma
• Gas

Matter is anything that has mass and takes up ____.

• space
• energy
• heat
• light

In a solid, particles are locked in place but can vibrate.

• True
• False

A gas has a fixed volume but no fixed shape.

• True
• False

What is water's melting point in degrees Fahrenheit?

• 0
• 100
• 212
• 32