Unit 1
What does the equation
Δx =xf-xi solve for?
Displacement
Which or Newtons three laws of motion talks about inertia?
Newton's first law of motion
Is a ferromagnetic metal magnetic?
Yes
Which person created the theory of the atom?
Democritus
Is a proton positive of nagative?
Positive
What does t mean in the equation,
t=tf−ti
Time
What is a force that acts through touch?
Contact force
What is the sum of an objects kinetic and potential energy?
Mechanical energy
What does D represent in the equation D=mV?
Density
What is a period on the periodic table?
A row
When something is slowing down, is the accerleration positive or negative?
Negative
What is Friction?
A force that is against motion
In the energy used to power a car, is it all used to move the car.
No, some of the energy is used in other ways because a car makes noise and generates heat.
What acronym ccan you use to remember chemical changes?
COGST
What is group 18 of the periodic table?
Noble Gases