Static Electricity

In a neutral atom, the number of electrons is equal to the number of _______.

• Neutrons
• Orbits
• Protons
• subatomic particles

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NGSS.MS-PS1-1

If two charges repel each other, the two charges must be

• Positive and neutra
• Positive and negative
• positive and neutral
• negative and negative

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NGSS.MS-PS2-3

An object becomes charged when the atoms in the object gain or lose

• electrons
• protons
• neutrons
• all of the above

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NGSS.MS-PS2-3

If you rub a glass rod with a piece of silk, the rod becomes positively charged. This means that

• friction destroyed electrons in the rod.
• the silk has become negatively charged.
• protons have moved to the rod.
• glass attracts more protons.

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NGSS.MS-PS2-3

A region around a charged particle that can exert a force on another charged particle is called an

• electric pulse.
• electric charge.
• electric force.
• electric field.

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NGSS.MS-PS2-5

What charge does an electron have?

• negative (-)
• positive (+)
• neutral or no charge (0)

What charge does a proton have?

• negative (-)
• positive (+)
• neutral or no charge (0)

Static electricity is 

• The balance of electrical charge on an object
• The imbalance of electrical charge on an object
• The discharge of electrical charge
• The build up of protons in the nucleus of an atom 

The girl's hair and the comb are attracting  one another.  The hair and the comb have

• opposite charges
• like charges

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

Ms Jo Jo rubbed two balloons with a piece of wool. What will happen when the balloons are brought near each other?

• The balloons will repel each other.
• The balloons will attract each other.
• The balloons will become positively (+) charged.
• The balloons will pop.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5