Answer:
A few of the positive particles aimed at a gold foil seemed to bounce back.
Explanation:
Answer:
rolling ball down a hill
Explanation:
A rolling ball has kinetic energy
The most common liquid on planet earth is water
Part a)
per day electricity power consumed when 100 W bulb is used for 8 hours

for one year consumption

now the cost will be given

now when other energy efficient light is used

for one year consumption

now the cost will be given
