Energy Transformations
Energy Systems
Random
Razzle Dazzle
100
what is mechanical energy and list 1 example
energy of motion, example is a fan, blender, drums
100
Which component of a circuit system is the conductor of electricity?
wires
100
What energy transformation happens from the battery to the wires?
chemical to electrical
100
How many energy transformations happen in a flashlight, and what are the energy transformations?
2 transformations-
chemical -> electrical -> light energy
200
List the energy transformations for a flashlight.
chemical energy -> electrical energy -> light energy
200
Define a system
a group of related parts that work together as a whole.
200
What are the energy transformations in a battery operated electric toothbrush system?
chemical -> electrical -> mechanical
200
Define reflection
light bouncing off a surface back at you
300
What energy transformations are happening here?
light energy -> electrical energy -> light energy
300
Name an example of mechanical to sound energy NOT using a circuit.
A person drumming a drum.
300
What energy change happens from the wires to the lightbulb?
electrical to light
300
What type of energy is produced by a battery in a toy car?
Chemical Energy
400
Is it possible to have thermal energy without electricity? If yes, how and what are the energy transformations?
Yes, it is going to be a campfire made of wood.
chemical energy -> thermal energy
400
Define a component. List the 3 components required for a circuit to function.
Parts of a system.
3 components of a circuit- battery, wires, device
400
What components make a crane work?
The hoist, trolly, gantry, and the boom.
400
Give an example of chemical energy transformed to electrical energy mechanical energy?
Examples could be- a battery operated fan, battery operated toy car, battery operated robot, etc.
500
You have a flashlight. When the flashlight is turned on, what energy transformation happens IN the BATTERIES?
chemical energy to electrical energy
500
Which components are required for a system to function?
A conductor, an energy source, and a device.
500
Give an example of chemical energy transformed to mechanical energy.
A car engine operating OR a person eats food and has chemical energy which transforms to mechanical when they move. ex: playing drums, riding bike, running, jumping jacks, etc.
500
Let's say you have a circuit with a buzzer, which makes sound energy. You want to change this circuit to make light instead of sound. What component do you need to switch?
You need to remove the buzzer and replace it with a lightbulb.