Everything in the Universe is either ________________________

Examples of energy: _________________________________________

________________________________________________________________

Matter is anything that has mass and volume.

Examples of matter: _________________________________________

Solid – _________________________________

Liquid – ________________________________

Gas – ___________________________________

Plasma – _______________________________

1) Usually most _____________

2) Molecules ___________ held together

3) Definite ___________

4) Definite ___________

5) Molecules are ______________

1) ___________ is most dense

2) Molecules ___________ held together

3) Definite ______________

4) Takes ___________ of its container

5) Molecules are ______________

6) Has _________________________

1) Usually least ___________

2) Molecules ___________ held together

3) No definite _____________

4) Takes ___________ of its container

5) Molecules __________________

Solid to liquid = ________________

Solid to gas = __________________

Liquid to gas = _________________

Liquid to solid = ________________

Gas to liquid = __________________

Gas to solid = __________________

Melting and freezing occur at the same temperature (____________ Celsius)

Condensation and evaporation occur at the same temperature (_____________ Celsius)

Solids, Liquids and Gases

• Cohesion – the ____________________ by which the molecules of a _______________ tend to remain togetherExample: water molecules

• Adhesion – the intermolecular attraction between substances that are unlike and in ______________ , causing them to ___

Example: band-aids on your skin

Solids, Liquids and Gases• Surface Tension – the

property of ______ that gives their surface a slightly ______ quality and enables them to form into _________________.– Example: water spiders

walking on water

• Buoyancy – the tendency of a _______ _______ to cause less dense objects to ______ or rise to the surface.– Example: steel boat

floating on the river

Solids, Liquids and Gases

• Viscosity – the resistance of a _______ to _____________– Example: maple syrup is more viscous than

water