Phases (States) of Matter (24-25) +Density

Front

What are the three main states of matter?

Back

Solid, Liquid, Gas.

Front

How do particles behave in a solid?

Back

Particles are closely packed together and vibrate in place.

Front

How do particles behave in a liquid?

Back

Particles are close together but can move past one another.

Front

How do particles behave in a gas?

Back

Particles are far apart and move freely.

Front

What happens to the particles of matter when temperature increases?

Back

The particles speed up and move farther apart.

Front

What role does temperature play in a substance’s state of matter?

Back

Temperature determines whether a substance is a gas, solid, or liquid.

Front

What is density?

Back

Density is the mass of an object divided by its volume.

Front

What happens to an object that is denser than the liquid it is in?

Back

It sinks.

Front

Why does ice float in water?

Back

Solid water (ice) is less dense than liquid water.

Front

What is the density of water?

Back

1 g/mL.