Grade-9 Energy transformation
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Slide 1 - Tekstslide
Slide 2 - Tekstslide
Slide 3 - Tekstslide
Slide 4 - Tekstslide
Slide 5 - Tekstslide
Slide 6 - Link
Slide 7 - Tekstslide
Slide 8 - Link
Slide 9 - Tekstslide
Slide 10 - Tekstslide
KETTLE
SOLAR PANEL
MICROPHONE
Electric ----Thermal
Radiant---- Heat/light
Electric to sound
Slide 11 - Sleepvraag
What energy transformation occur in a clothes iron ?
A
chemical to electric
B
electric to thermal
C
kinetic to chemical
D
thermal to electric
Slide 12 - Quizvraag
Which of the following is gravitational potential energy?
A
the energy stored in object that is 10 m above ground
B
the energy of an electron moving through copper wire
C
the energy stored in bonds of carbohydrate
D
the energy stored in nucleus of a uranium
Slide 13 - Quizvraag
Which of the following types of electric energy plants transforms gravitational potential energy to electric energy?
A
fossil fuel
B
geothermal
C
hydroelectric
D
nuclear
Slide 14 - Quizvraag
Slide 15 - Tekstslide
What is the PE and KE in each cases at the beginning, in the middle and after the ball dropped?
