Regents Physics Static Electricity

If two charges have an electric force F between them and one of the charges is doubled, the force will be:

• Halved

• The same.

• Doubled

• Quadrupled.

Tags

NGSS.HS-PS2-4

If two charges have an electric force F=16N between them and the distance between them is doubled, the resulting force will be:

• 64N

• 32N

• 8N

• 4N

• The same.

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NGSS.HS-PS2-4

NGSS.HS-PS3-5

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

• Neutrons
• Orbits
• Protons
• subatomic particles

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.HS-PS2-5

If you bring a charged object near an electrically neutral surface without allowing the object to touch the surface, the charges in the surface are rearranged by

• friction.

• convection.

• induction.

• conduction.

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.

Tags

NGSS.HS-PS3-5

The "Q" in Coulomb's Law stands for

• the mass of a charges object.

• the distance of two charged objects.

• the force of two charged objects.

• the charge of a charged object.

Tags

NGSS.HS-PS2-4

Force between two bodies having charges 500 μC and 100 μC separated by distance of 0.50 m in air is

• 1800 N

• 1.0 x 10³ N

• 2200 N

• 3.0 x 10² N

Tags

NGSS.HS-PS2-4

Which ranking is correct?

• A < B
• J < H < I
• F < G < E
• D < C

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

When a balloon is rubbed on clothes it acquires a charge by ___________.

• Induction

• Reduction

• Friction

• Conduction