WorksheetsEnergy
Total questions: 19
Worksheet time: 12mins
Identify the type of energy
Thermal energy
Sound energy
Mechanical energy
Electrical energy
The Sun produces ______ and ______ energy
thermal, light
chemical, sound
kinetic, light
The principle of energy conservation states:
Energy can be created but not destroyed
Energy cannot be created, nor destroyed.
Energy can be destroyed but not created
The image shows
Renewable energy
Non renewable energy
Both
None
Los recursos inagotables son
Los recursos no renovables son
no se puede rempalazar facilmente
se puede remplazar en poco tiempo
nunca se va acabar
Which are the four basic properties?
It transforms
It is conserved
It is transferred
It is degraded
All of them are correct
What must exist between two points in a circuit for electrons to flow through it?
A potential difference between the two points of the circuit.
There does not have to be any potential difference, they can circulate freely through a conductor.
Which of the following units of measurement is used to measure power?
Ohmio
Watio
Ampere
Volt
What three types of electric charges are there?
(a)
Which sentence is correct?
Movement and strength are essential for the work to take place.
Work takes place when energy flows from a body with a higher temperature to a body with a lower temperature.
Heat has three types of electric charges: neutral, positive and negative.
Which of the following cases represents static electricity?
Two balloons that attract hair
Pushing a stone up a mountain
Adding ice to a soft drink
Push a piece of furniture
Identify the type of energy
Thermal energy
Sound energy
Mechanical energy
Electrical energy
What is a component of an electrical circuit?
Wires
Generator
Light bulb
All of them are correct
What is a direct current?
The electrons go first to one side and then in the opposite direction.
The electrons go in the same direction.
