Electricity & Circuits 2020 (Notes Companion)

Atoms are composed of protons, neutrons & __________. (3)

• isotopes

• cations

• electrons

• moles

What makes up everything? (4)

• protons

• electrons

• neutrons

• atoms

Which of the following relate to static electricity (choose all that apply) (5)

• rubbing a wand across a rabbit skin

• sliding your shoe across carpet

• some atoms hold electrons tighter than others

• object building up a temporary charge due to excess e^-s

Static electricity is actually a/an ___________ in the amounts of positive and negative charges in the surface of an object. .(7)

• balance

• imbalance

The ways to induce a charge in an object (choose all that apply). (9)

• conduction

• friction

• induction

Charging by Induction is when an object charges another object __________________________. (10-13)

• by direct contact

• without direct contact

• by building up friction with the object

Charging by conduction is when an object charges another object __________________________. (10-13)

• by direct contact

• without direct contact

• by building up friction with the object

Charging by friction is when an object charges another object __________________________. (10-13)

• by direct contact

• without direct contact

• by building up friction with the object

What device can detect electrical charge? (15)

• electroscope

• electromagnet

• simple magnet

• stethoscope

Current..._________________. (17)

• the grouping of electrons

• the loss of electrons

• the flow of electrons

• the conversion of electrons