Electric Charges and Electric Energy

QuizÂ by Onyemachi Okoronkwo

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10 questions
• Q1
What do you call the tiny particles that make up matter?
electrons
electricity
charges
atoms
30s
• Q2
What is an electric force?
the force between charged objects
the distance between the charges
the amount of each charge
30s
• Q3
The size of an electric force depends upon which two things?
the number of protons and the distance between the charges
the distance between the charges and the size of the electric field
the amount of each charge and the distance between the charges
the amount of each charge and the size of the electric field of charge.
30s
• Q4
Plastic, glass, wood, and air are examples of good
static electricity
charges
Insulators
Conductors
30s
• Q5
What happens if you rub a glass rod with a piece of silk and the rod becomes positively charged?
Electrons on the rod are destroyed.
Protons move to the rod.
The glass attracts more protons.
The silk becomes negatively charged.
30s
• Q6
What method is involved when charges in an uncharged metal object are rearranged without direct contact with a charged object?
induction
convection
conduction
friction
30s
• Q7
Two objects repel each other. What charges might the objects have?
B). positive and negative
C). positive and positive
D). Both (a) and (c)
A). negative and negative
30s
• Q8
An object becomes charged when the atoms in the object gain or lose
neutrons
electrons.
nucleus
protons
30s
• Q9
The law that states that like charges repel and opposite charges attract is called the
law of electric making
law of electric sizing
law of electric charges
law of electric energy
30s
• Q10
What equipment is used to test if something is charged?
Charge tester
periscope
Electroscope
Electric tester
30s

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