Unit 1
Graph that shows the position of an object over time
What is a Position-Time Graph?
Force that acts through touch
What is a contact force?
Every action force has an equal and opposite reaction force
What is Newtons Third Law?
Indication of how closely-packed the particles that make up a substance are
What is Density?
The basic building blocks of matter
What are atoms?
v=d/t
What is the equation for velocity?
Force that resist motion
What is friction?
An object that can attract or repel other magnets
What is a magnet?
Properties that can be measured or observed without changing the chemical identity of a substance
What are physical properties of matter?
A group of atoms bonded together with strong bonds
What are molecules?
Speeding up, Slowing down, Changing direction
What are the three types of acceleration?
Force=massâ‹…acceleration
What is the mathematical formula for Newton's Second Law of Motion?
Topmost point of a transverse wave
What is a crest?
solid, liquid, gas, and plasma
What are the four states of matter?
Pure substance made up of two or more different elements
What is a compound?