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Matter

5th grade science 🔬

PRESENTATION OUTLINE

MATTER

THINGS ABOUT IT
Photo by Linh_rOm

CONTENTS

  • The three states of matter
  • Changes in matter
  • What is evaporation?
  • What is sublimation?
  • Matter Combinations: Chemical Changes, Physical Changes

What are the three states of matter?

Liquid's particles move fast but have a fixed volume.

Gas's particles move very quickly and don't have a fixed volume.

Solid's particles wiggle, but stay in place.

Changes in matter- melting point

This an ice cube at its melting point. The melting point for ice is above 0 degrees Celsius or 32 degreesFahrenheit.

Photo by Riebart

Changes in matter- freezing point

This is water at its freezing point. Water's freezing point is below 0 degrees Celsius, or 32 degrees Fahrenheit.

Photo by Peter Baer

Changes in matter- boiling point

This water is at its boiling point. Water's boiling point is 100 degrees Celsius or 212 degrees Fahrenheit.

What is evaporation?

Evaporation is when the fastest particles on the surface are heated and rise into the air as a gas.

What is sublimation?

Sublimation is when a solid changes directly to a gas. This dry ice changes to a gas at room temperature.

Photo by Herkie

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