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Question 42
What materials will allow electricity to flow through them? a conductors b vacuums c pendulums d insulators
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Question 48 An electric appliance draws 3 amperes of current when it is connected to a 24-volt source. What is the resistance of this appliance? a 8 Ohms b 4 Ohms c 16 Ohms d 36 Ohms
Which statement below best describes the electrical force between the two charged objects. a Object A is negatively charged and Object B is negativley charged, and they are attracting each other. b Object A is positively charged and Object B is positively
Question 44 The picture shows the solar panels that power all of the appliances in Joaquin's house. Joaquin is using his oven to bake cookies for his family. What energy transformations occur that enable him to bake cookies? a light energy → electrical
Question 43 A student holds an ice cube in her hand. Which of the following BEST describes the movement of heat that will happen? a Cold will flow from the ice cube to her hand via conduction. b Cold will flow from the ice cube to her hand via convection.
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