Gravity, Electric Charges

What method of charge transfer is shown in the above diagram?

• friction

• radition

• conduction

• induction

There are three main methods that may be used to charge an object. Through which methods do the objects need to touch in order to transfer charges?

I.conduction II.friction III.induction

• I and II Only.

• II and III Only.

• All of them.

• I and III Only.

_______ and _______ are located in the nucleus of the atom, while _______ exist in areas of probability around the nucleus.

• Electrons, Protons, Neutrons.

• Neutrons, Protons, Electrons.

• Protons, Electrons, Neutrons

A balloon is rubbed against a wall. The picture on the left shows the balloon and the wall before rubbing. The picture on the right shows the balloon and the wall after rubbing.

What happened when the balloon was rubbed against the wall?

• Electrons were transferred from the balloon to the wall.

• Protons were transferred from the balloon to the wall.

• Protons were transferred from the wall to the balloon.

• Electrons were transferred from the wall to the balloon.

Tags

NGSS.MS-PS2-5

NGSS.MS-PS1-2

When objects are charged by _______, they do not need to touch each other.

• All of these.

• Conduction.

• Induction.

• Friction.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which part of an atom has a negative charge?

• Electron

• Proton

• Neutron

Tags

NGSS.MS-PS2-3

What type of particles flow between objects when they are charged by friction or conduction?

• Neutrons

• Protons

• Electrons

Friction, conduction, and induction are all methods through which _______ can be transferred.

• charges

• protons

• electrons

• heat

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Which force always attracts objects to each other?

• gravitational force

• electromagnetic force

• electrical force

• magnetic force

Tags

NGSS.MS-PS2-4

Which image shows the electric field surrounding two objects with the same polarity?

• 
• 

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5