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Force, Motion, and Energy. Grade 4 SOL 4.3 Created by; Kim Smith. 25. What is an electric current?. A continuous flow of positive charges. A continuous flow of neutrons. A continuous flow of negative charges. 25. The pathway taken by an electric current is a____. Conductor
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Force, Motion, and Energy Grade 4 SOL 4.3 Created by; Kim Smith
25 What is an electric current? • A continuous flow of positive charges. • A continuous flow of neutrons. • A continuous flow of negative charges.
25 The pathway taken by an electric current is a____. • Conductor • Current • Circuit • Insulator
25 What allows the movement of electrical energy? • Open circuits • Closed circuits • Parallel circuits
25 What prevents the movement of electrical energy? • Parallel circuits • Open circuits • Closed circuits
25 Insulatorsdo not allow _____to move easily or at all. • Energy • Electrical energy • Lighting bolts
25 ______allows electrical energy to move through materials. • Insulators • Circuits • Conductors
25 What are examples of insulators? • Wire, water, metals • Wood, rubber, plastic • None of the above
25 What are examples of conductors? • Wood, wire, rubber • Wire, water, metal • Wood, water, metal
25 What are dry cell symbols? • #, * • +, - • +, =
25 In a series circuit how many pathways are there? • 4 • 2 • 1 • 5
25 In a parallel circuit there are how many pathways? • One • Six • Seven • Two or more
25 Rubbing certain materialstogether creates _____electricity. • Circuit • Electrical • Static • Dry
25 Electrical Energy can be transformed into____,____ or ____ energy. • Cold, light, heat • Heat, light, mechanical • Energy, circuits, conductors
25 Which magnet would you have to construct? • Permanent magnet • Electromagnet • Electrical magnet
25 Socks stickingto a sweater is an example of______. • Electrical energy • Static energy • Static electricity
25 What was Ben Franklin famous for? • Generator • Kite and lighting bolt • Light bulb
25 Who invented the generator? • Ben Franklin • Thomas Edison • Michael Faraday
25 What did Thomas Edison invent? • Generator • Light bulb • Electricity