Matter
What are all things made of?
Matter
What is an example of a solid?
Book, a chair, a pencil, etc
What are two examples of liquids?
Water, milk, etc.
Give an example of a gas.
Oxygen, helium, or carbon dioxide
Give an example of a crystalline solid.
How many states of matter are there?
3
What do the molecules in a solid look like?
Very close together
Do liquids have a shape?
What do the molecules of a gas look like?
They are spread far apart
Give an example of an amorphous solid.
Glass, plastic, wood
What are the three states of matter?
Solid, liquid, and gas
Describe the motion of solid particles.
When you pour a liquid, what is the word for how it flows?
Viscosity
Can you feel or see gases?
Example: you can feel and see air in the wind or when you blow up a balloon.
Give a practical example of compressed gases.
Helium for balloons, air tank in shops
What do we call the amount of matter in an object?
Do solids keep their shape or change depending on the container they are in?
Solids keep their shape
Do all liquids flow at the same speed? Give some examples of this.
Some liquids can flow slowly like honey or quickly like milk.
What is the air we breathe made up of?
Gases
What three properties are at play for water to bulge off of a penny like in the lab.
Cohesion, adhesion, and surface tension
What tool can we use to measure mass?
Triple-balance balance
How an object feels, is its ____________________.
What is the attraction between two liquid molecules called?
Cohesion
True or False - Gases spread out to fill the container they are in.
True
Define viscosity
Resistance of a fluid to flow.