Vocab
vocab 2
Math
Concepts 1
concepts 2
100
A push or a pull caused by charges.
What is a force.
100
moving electrons
What is electricity
100
How much charge from 35.2 electrons?
you can't have fractional electrons.
100
A charge placed in an electric field feels a _______.
What is a force.
100
When a glass rod is rubbed with silk is becomes _______ charged.
What is negatively
200
the units for charge
What is a coulomb
200
when a spark jumps
What is arcing
200
what is the force between a 2 uc and 6 uc charge 6 mm apart?
What is 3000 N
200
A 6 C charge and a - 4 C would (attract or repel)?
What is attract
200
electric charge is always _________
What is conserved.
300
when an object has more protons than electrons, it's charge is...
What is positive.
300
how to neutralize a charge
What is grounding
300
Force between a 2 uc and -4 uc charges 2.2 cm apart?
What is -149 N
300
A -5 C is negative because is (gained or lost) electrons.
What is gained
300
Electric fields, like all vectors, have both ______ and _____.
What is magnitude and direction.
400
force that keeps the protons in the nucleus
What is strong nuclear force.
400
a machine that separates charge
What is van de graff
400
two charges 2 cm apart are moved to 6 cm apart, what's the difference in the force?
What is 1/9 as much force
400
Field lines go (into or out of) negative charges.
What is into
400
a left plate is positive a right plate is negative, which way do the field lines point?
What is to the right.
500
what is the charge of an object that has more electrons than protons.
What is negative.
500
why charges move
What is differences in charge
500
a 2 C charge is put in a 15 N/C field, how much force does it feel?
What is 30 N.
500
If you wanted to decrease the force between charges you could move them (closer together or further apart)
What is further apart.
500
if the distance doubled between charges the force is changed by...
What is 1/4.
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