Font size
Worksheetsconcept 3.1
Total questions: 15
Worksheet time: 2hrs 45mins
When you use the hand bell the kinetic energy changes into ………………………..
Thermal
Light
Sound
Electrical
Both Mobil and radio produce (a) energy that express their main function.
…………………….is considered as a main resource of the energy on the earth.
Moon
Mars
Sun
Fuel
When you turn on a light bulb, the electrical energy travels through..................until reaching the bulb.
Glass
Wires
Wood
Plastic
The energy produced from a battery (a)
Energy is neither be created nor destroyed but it changes from one form into another form that's the law of (a)
If the ……………..energy doesn’t go through the electric washing machine wire
, it will not turn on.
Sound
Electrical
Kinetic
Thermal
The moving bike changes Kinetic energy into chemical energy due to friction force ................
X
The output energy when playing drums is the....................energy.
Chemical
Light
Sound
Kinetic
The produced sound energy helps the hair dryer to do its function.................
X
Most of energy chains start with sun...........................
X
When a piece of coal is burned………………..……energy is produced.
(a)
When sunlight reaches the trees, they grow and store energy inside them in the form of ………………………….
Thermal
Potential
Chemical
Electrical
The source of energy in some toys that stores chemical energy (a)
It takes several …………………..for a space craft to travels from Earth to Mars.
Months
Weeks
Days
Minutes
