Test 8 Study Guide

What is a device that produces static electricity?

• electrostatic generator
• DC motor
• AC motor
• Leyden jar

What is the most common electrostatic generator in use today?

• Van de Graaff generator
• Leyden jar
• capacitator
• Leyden jar

What is formed when opposite charges accumulate in a cloud and on the ground?

• lightning
• xerography
• St. Elmo's fire
• rainbow

Tags

NGSS.MS-PS2-5

Who demonstrated that lightning is caused by static electricity?

• Benjamin Franklin
• Michael Faraday
• Otto von Guericke
• Samuel Morse

What protects buildings from lightning strikes?

• lightning rod
• Leyden jar
• xerography
• Solenoid

What is an accumulation of electrons around pointed objects that results in an eerie blue glow?

• St. Elmo's fire
• lightning
• aurora
• solenoid

What is a corona discharge?

• St. Elmo's fire
• lightning
• aurora
• sun flare

What is an early device used to store electric charge?

• Leyden jar
• battery
• capacitator
• Franklin wire

Where is electricity stored in a Leyden jar?

• on the foil inside a glass jar
• on the foil outside a glass jar
• in the glass
• in the water inside a glass jar

What is a device used to store a static electric charge?

• capacitator
• battery
• Leyden jar
• Van de Graaff generator