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Which of the following objects is electrically neutral?
29
- Q1
Which of the following objects is electrically neutral?
30sS8P5 - Q2
When an object has more electrons than protons, it is _______________ charged.
neutrally
negatively
positively
30sS8P5 - Q3
What will occur when the two spheres shown here come in contact with each other?
Protons will move from the red sphere to the blue sphere.
Electrons will move from the red sphere to the blue sphere.
Electrons will move from the blue sphere to the red sphere.
Protons will move from the blue sphere to the red sphere.
30sS8P5 - Q4
Lightning is caused by ______________ electricity.
conductor
insulator
static
current
30sS8P5 - Q5
Which of the following methods are ways to charge an object?
All of the answers
Conduction
Friction
Induction
30sS8P5 - Q6
When neutral rubber rod and neutral wool are rubbed together, electrons on the wool are transferred to the rubber rod, and the rubber rod is charged ______________.
negatively
positively
neutrally
30sS8P5 - Q7
_________________electricity is the flow of electrons through a conductor.
Static
Insulator
Induction
Current
30sS8P5 - Q8
After being rubbed through the hair, a plastic comb can attract small pieces of paper.
This charging method is called charging by
conduction
induction
current
friction
30sS8P5 - Q9
All conductors conduct electricity equally well.
falsetrueTrue or False30sS8P5 - Q10
Insulators are important to protect us from getting electrocuted.
truefalseTrue or False30sS8P5 - Q11
Electrons can move easily in metals so metals are usually good insulators.
falsetrueTrue or False30sS8P5 - Q12
Identify the objects as either conductor or an insulator.
Users sort answers between categoriesSorting30sS8P5 - Q13
Materials such as steel that electric current flow through them easily are called
electrolytes.
conductors.
batteries.
insulators.
30sS8P5 - Q14
Materials such as wood that electric current cannot flow through them easily are called
circuits.
conductors.
insulators.
batteries.
30sS8P5 - Q15
All materials are made of atoms.
truefalseTrue or False30s
