Electric Charge

An object with a negative charge will be most strongly attracted to which of the following?

• an object with a weak positive charge

• an object with a strong positive charge

• an object with a weak negative charge

• an object with a strong negative charge

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is the effect of electrons moving from one object to another.

• Electrons move from one object to another.

• Electric force is applied to other charged objects.

• An unbalanced charge forms on the object.

• A flash of light, called lightning, occurs.

Which of the following can move from one atom to another?

• protons

• neutrons

• electrons

• the nucleus

Tags

NGSS.MS-PS1-1

Which term describes the aluminum can in this image?

• positively charged

• negatively charged

• statically charged

• polarized

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NGSS.MS-PS2-3

Which of the following is NOT a way by which objects can become electrically charged?

• induction

• grounding

• conduction

• contact

Electrons have a ______ charge.

• positive

• negative

• neutral

Tags

NGSS.MS-PS2-3

The force between electric charges depends on...

• both the mass and the distance between charges

• the distance between charges

• the amount of charge

• both the distance between and the amount of charge

Tags

NGSS.MS-PS2-3

I bring a positively charged rod near a neutral metal sphere, which causes the negative charge within the sphere to move toward the rod, and the positive charge to move away from the rod. This is an example of...

• charging by induction

• charging by polarization

• charging by contact

• charging by friction

During a storm, convection currents cause a separation of charges in storm clouds, and then lightening strikes the ground due to...

• the force of the convection currents

• the attraction between negative and positive charges between the cloud and the ground

• the negative and positive charges in the cloud repelling each other

• the high potential energy in the cloud flowing to the low potential energy in the ground

Tags

NGSS.MS-PS2-3

NGSS.MS-PS3-5

How many types of electric charges are there?

• 0

• 1

• 2

• 3