Matter/Properties
What state of matter has a definite volume but no definite shape?
Liquid
The center of an atom is called the,
nucleus
Kool-Aid is an example of what type of mixture?
Homogenus Mixture
Which form of heat transfer can occur in space?
Radiation
What is a physical change?
A change to the physical appearance.
What determines an element's identity?
Number of protons
2 or more elements bound to each other creates a what?
Compound
Warm air rising and cool air sinking is an example of
Convection
What happens to particles in a solid when thermal energy increases?
They vibrate faster.
Which subatomic particle has a negative charge
Electron
What is the mixture type that is evenly distributed and cannot be separated?
Homogenous Mixture
The law of conservation states that energy
That energy cannot be created nor destroyed only transferred or transformed.
In a soluton of saltwater, salt is the
Solute
An atom with a different number of neutrons is called
isotope
Is NACL a pure substance or a mixture?
Pure Substance
An increase in temperature usually causes particles to
speed up
When sugar dissolves in water, the sugar
breaks into smaller particles
What is a valence electron?
An electron in the outermost shell.
Describe a heterogenus mixture.
A mixture that can be seperated after being created, you're able to see the different parts , and it's not evenly distributed.
What type of energy is stored in chemical bonds?
Thermal Energy