Page 257 - Physics Form 5 KSSM_Neat

Self-Reflection
Self-reflection SCAN ME CHAPTER 7
SCAN ME
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Self-Reflection
1. New things I have learnt in the chapter on ‘Quantum Quantum Physics
Physics’ are ✎ . https://bit.ly/2QiuNZA

2. The most interesting thing I have learnt in this chapter
KEMENTERIAN PENDIDIKAN MALAYSIA
is ✎ .

3. The things I still do not fully understand are ✎ .

4. My performance in this chapter.
Poor 1 2 3 4 5 Very good

5. I need to ✎ to improve my performance in this chapter.

Summative Practice https://bit.ly/3ht8T1t

1. State the meaning of the following terms:
(a) black body
(b) quantum of energy

2. The minimum energy required for the photoelectron to escape from the sodium metal
surface is 2.28 eV.
(a) Will sodium show photoelectric effect for a red light with a wavelength of 680 nm shone
on it?
(b) What is the threshold wavelength of sodium?

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