1) The accumulation of excess electric charges a) voltage b) current c) static 2) These are materials in which electrons flow through easily a) insulators b) conductors c) resistance 3) ___ transfers a charge by bringing a charged object near a neutral object a) induction b) conduction c) convection 4) When you connect an object to Earth with a conductor a) grounding b) parallel c) series d) induction 5) The tendency of a material to oppose the flow of electrons a) current b) voltage c) resistance d) grounding 6) A ___ circuit has ONLY ONE pathway for electricity to flow. a) parallel b) alternating c) series 7) A __ circuit has MORE THAN ONE pathway for electricity to flow a) parallel b) alternating c) series 8) A __ produces electric current by rotating a coil of wire in a magnetic field a) motor b) generator c) circuit 9) Friction causes ___  to be transferred from one object to another. a) protons b) neutrons c) electrons 10) __ are temporary magnets that lose magnetism when the electric current is removed a) conductors b) circuits c) electromagnets 11) Blenders, washing machines, and dryers all have a) a motor b) a generator c) an electrical pole 12) A TV remote is an example of an LED which stands for Light Emitting Diode a) True b) False 13) A circuit with only ONE pathway a) series b) parallel c) diode 14) Known for working with electromagnets a) Michael Faraday b) James Watson c) Rosalind Franklin 15) A battery is a stored ______ energy. a) chemical b) mechanical c) thermal d) light e) electrical 16) There is an electric _____ around every object. a) charge b) span c) shortage d) field 17) A fundamental property of matter that can either be positive, negative, or neutral is: a) potential energy b) static charge c) electric charge d) magnetic field 18) Magnets are: a) materials that can experience a non-contact force . b) materials that can experience a contact force c) materials with 2 north poles 19) Which ones are insulators? a) plastic comb, glass ball, & wooden boat oar b) graphite in a pencil, wooden boat oar, and aluminum foil c) copper pan, silver coffee pot, and golden wedding ring 20) Insulators protect us from heat and _________: a) electricity b) molecule c) atom

Electricity and Magnetism! - Open the Box

di
Incorpora

Classifica

Stile di visualizzazione

Opzioni

Cambia modello

Ripristinare il titolo salvato automaticamente: ?