Intro to Biology Pt 2 Flashcards
What is bonding?
Sharing relationship between electrons & neighboring elements
What is the strongest, most stable bond?
Covalent bond
What are 3 types of chemical bonds?
- Covalent
- Ionic
- Hydrogen
What is the weakest bond?
Hydrogen Bond
What is a covalent bond?
Strongest bond. most stable. electron sharing. mutually beneficial relationship (like marriage)
What is matter?
Anything that has mass & takes up space.
What is mass?
The physical composition of a particle
What is mass not?
Mass is Not weight
What is weight?
Mass is = to Mass X Gravity
What are 4 states of matter?
- Solid
- Liquid
- Gas
- Plasma
How many states of matter are there?
4 (3 on earth)
Describe a solid
Rigid, low energy, defined shape & volume.
Describe a liquid
Fluid, moderate energy, defined volume, no shape.
Describe a gas
Disruptive, erratic, high energy, no defined volume or shape.
Describe plasma
Extremely high energy, observed in space in stars