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primary 5 | Maths | Area & Volume
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primary 5 chevron_right Maths chevron_right Area & Volume chevron_right Singapore

hi i need help with this science question

Date Posted: 10 months ago
Views: 74
10 months ago
For fossil fuels on cars: the combustion process from cars will be produce heat, sound and kinetic energy for car movements

For computer:
electrical appliances such as a computer will need electrical energy from power-plant to be switched on. After switching on, the electrical energy is converted to sound, heat and light energy

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Justin Ng
Justin Ng's answer
26 answers (Tutor Details)
Hope this helps
Phylicia Tong
Phylicia Tong
10 months ago
For D, the source should be just electricity. Electricity can be generated not only from fossil fuels but also fr solar, wind, hydro, biomass, etc etc resources.