Electronics Worksheet: Electricity and Energy
Remember (What comes out?): Sources give electricity: cells, batteries, solar panels, generators, dynamos, power stations. Appliances use it and change it: light (torch, tube light), heat (iron, kettle, toaster), movement (fan, mixer, drill), sound (doorbell, buzzer, speaker). Ask: what comes out when it works? That is the energy it mainly gives.
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- 1.🔍 Which is the odd one out? (a) a siren (b) a toaster (c) a doorbell (d) a buzzer
- 2.Which of these mainly gives out light? (a) a street light (b) a buzzer (c) a ceiling fan (d) an electric kettle
- 3.Which of these mainly gives out light? (a) a night lamp (b) a toaster (c) a mixer grinder (d) a table fan
- 4.🔋 Does a television give electricity or use electricity? (a) uses electricity (b) gives electricity
- 5.⚡ A bicycle dynamo changes which kind of energy into electricity? (a) light energy (b) movement energy (c) chemical energy (d) sound energy
- 6.Which of these mainly gives out heat? (a) a school bell (b) an electric drill (c) an electric kettle (d) a siren
- 7.True or false: a street light mainly gives out light. (a) False (b) True
- 8.Which of these mainly makes sound? (a) a ceiling fan (b) a doorbell (c) an electric iron (d) a toaster
- 9.🔍 Which is the odd one out? (a) a school bell (b) a doorbell (c) a loudspeaker (d) a traffic signal
- 10.🔋 Does a refrigerator give electricity or use electricity? (a) gives electricity (b) uses electricity
- 11.🔍 Which is the odd one out? (a) a night lamp (b) an LED lamp (c) a torch (d) an electric iron
- 12.Which of these mainly makes sound? (a) a night lamp (b) an exhaust fan (c) an electric kettle (d) a loudspeaker
- 13.🔍 Which is the odd one out? (a) a street light (b) a tube light (c) an electric toy car (d) an LED lamp
- 14.Which of these mainly gives out heat? (a) a loudspeaker (b) a room heater (c) a night lamp (d) an LED lamp
- 15.🔋 Does a wind turbine give electricity or use electricity? (a) gives electricity (b) uses electricity
- 16.🔋 Does a cell give electricity or use electricity? (a) uses electricity (b) gives electricity
- 17.⚡ A fan changes electrical energy mainly into which kind of energy? (a) movement energy (b) chemical energy (c) light energy (d) sound energy
- 18.🔍 Which is the odd one out? (a) a toaster (b) a room heater (c) an electric drill (d) an electric kettle
- 19.True or false: an LED lamp mainly gives out light. (a) False (b) True
- 20.True or false: a room heater mainly gives out heat. (a) True (b) False
- 21.⚡ What do we call a flow of electric charge through a wire? (a) sound (b) a magnet (c) electric current (d) friction
- 22.Which of these gives us electricity? (a) a wind turbine (b) a refrigerator (c) a mobile phone (d) an air conditioner
- 23.Which of these mainly makes movement? (a) an electric drill (b) a doorbell (c) an LED lamp (d) a siren
- 24.🔍 Which is the odd one out? (a) an LED lamp (b) a torch (c) a traffic signal (d) an electric kettle
- 25.True or false: a mixer grinder mainly gives out light. (a) True (b) False
- 26.True or false: a siren mainly makes movement. (a) False (b) True
- 27.🔋 Does a battery give electricity or use electricity? (a) uses electricity (b) gives electricity
- 28.Which of these uses electricity? (a) a battery (b) a power station (c) a solar panel (d) a television
- 29.⚡ What does an electric drill mainly change electricity into? (a) light (b) movement (c) heat (d) sound
- 30.🔍 Which is the odd one out? (a) an electric iron (b) a rice cooker (c) an electric kettle (d) a siren
- 31.Which of these mainly gives out heat? (a) a tube light (b) a night lamp (c) a torch (d) a water heater
- 32.Which of these uses electricity? (a) a power station (b) a wind turbine (c) a generator (d) a computer
- 33.Which of these gives us electricity? (a) a television (b) a washing machine (c) a solar panel (d) a mobile phone
- 34.⚡ What does a siren mainly change electricity into? (a) light (b) heat (c) movement (d) sound
- 35.🔋 Does a generator give electricity or use electricity? (a) uses electricity (b) gives electricity
- 36.Which of these mainly makes sound? (a) a toaster (b) an electric drill (c) an electric kettle (d) a siren
- 37.🔋 Does an air conditioner give electricity or use electricity? (a) uses electricity (b) gives electricity
- 38.🔋 Does a solar panel give electricity or use electricity? (a) gives electricity (b) uses electricity
- 39.Which of these gives us electricity? (a) a battery (b) a refrigerator (c) a television (d) an air conditioner
- 40.⚡ What does a room heater mainly change electricity into? (a) sound (b) light (c) heat (d) movement
Answer key
- a toaster
- a street light
- a night lamp
- uses electricity
- movement energy
- an electric kettle
- True
- a doorbell
- a traffic signal
- uses electricity
- an electric iron
- a loudspeaker
- an electric toy car
- a room heater
- gives electricity
- gives electricity
- movement energy
- an electric drill
- True
- True
- electric current
- a wind turbine
- an electric drill
- an electric kettle
- False
- False
- gives electricity
- a television
- movement
- a siren
- a water heater
- a computer
- a solar panel
- sound
- gives electricity
- a siren
- uses electricity
- gives electricity
- a battery
- heat
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