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primary 5 | Maths | Area & Volume
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Agatha
Agatha

primary 5 chevron_right Maths chevron_right Area & Volume chevron_right Singapore

hi i need help with this science question

Date Posted: 4 days ago
Views: 12
BRYAN THAM
BRYAN THAM
4 days 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
25 answers (Tutor Details)
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Hope this helps
Phylicia Tong
Phylicia Tong
1 day 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.