Density
Which has a higher density? Golf Ball or Ping Pong Ball
Golf Ball
Water is considered a ___________.
Liquid
When you add energy, the distance between particles (increases or decreases)
Increases
An ice cube becoming water is ____________.
Melting
Juice going into the freezer to become a popsicle is what phase change?
Freezing
Closer
This state of matter has particles close together and in an orderly arrangement.
Solid
Boiling water is an example of (evaporation or vaporization)
vaporization
An object going from a liquid to a solid is due to a _________ in the energy.
Decrease
Vaporization is when a liquid becomes a _____.
Gas
True or False: You can change the density of an object by cutting it in half.
False
The particles in a solid __________(type of movement) since they are closely packed together.
Vibrate
Freezing happens to what decreasing in the matter?
Energy
Droplets on the side of a glass is an example of:
Condensation
Melting Cheese
Physical Change
The object with a higher density will ________ when in water.
Sink
This state of matter has a definite volume, but takes on the shape of the container they are in.
Liquid
What is it called when heat leaves a system
Exothermic
Increasing energy causes the particles to move ______.
Faster
Decreasing the energy causes the particles to move ________.
Slower
What is the formula for density?
Density= Mass/Volume
True or False: Gases are always less dense than air
False
Name 3 of the 5 ways to see if there is a chemical reaction
Light, Bubbles, Color, Temp, Solid forms
The phase when gas becomes a solid is
Deposition
When heat goes into a system
Endothermic