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02.07.2020 •
Physics
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A student wants to investigate how the temperature of a rubber bouncy ball affects the height of
Its bounce
25
2)
3)
..
4)
1. Identily what the variables would be in this investigation (3 marks):
a) Independent variable
nalaht
b) Dependent variable
c) Control variable(s)
2. As the ball is dropped, the energy is transferred between different stores.
What is the initial energy store as the ball is held ready to be dropped and what does this energy
get transferred to when it is released (2 marks)
a) Initial energy store
b) Energy transferred to when released
3. Label the force diagram which shows the forces involved. (2 marks)
Choose from the forces below.
drag tension upthrust weight friction magnetic
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Ответ:
60 Watts
Explanation:
60w Mean 60 watts hope this helps :)