Lesson 7-1 Review

Atoms contain charged particles called __________.

• protons, neutrons, and electrons
• protons and electrons
• protons and neutrons
• electrons and neutrons

A region around a charged object where the object's electric force is exerted on other charged objects is an electric _________________.

• field
• socket
• outlet
• power plant

In static electricity, charges _____________________.

• flow continuously
• flow whenever they want
• build up in an atom
• build up on an object

_________________ force is the force between charged objects.

• electric
• power
• static
• net

The law of ______________ of charges states that charges are not created or destroyed.

• gravity
• transfer
• conservation
• electricity

The charge on a _______________ is positive.

• proton
• electron
• neutron
• atom

Charges that are the same __________________ each other.

• attract
• repel
• stick to
• like

The loss of static electricity as electric charges transfer to other objects is called _________________.

• electric force
• polarization
• static discharge
• induction

Charging by _________________ is the transfer of electrons from one uncharged object to another by rubbing objects together.

• friction
• conduction
• induction
• polarization

Static discharge often produces a(n) ___________.

• air bubble
• spark
• breeze
• nothing