5 GOTO10010
10 DATAWave,"v=➃/T=f➃ , y=a・sin2π(t/T-x/➃)",10,20,
20 DATAWave of string,v=√(F/➂),10,30,1,3E40484830
30 DATAInterference,"l➁-l➀=(2n+1)➃/2 , l➁-l➀=n➃",20,40,
40 DATAStationary wave,"l=n➃/2 , l=(2n-1)➃/4 (n≠0)",30,50,
50 DATARefraction,n=sin𝜃/sin𝜙=v➀/v➁=➃➀/➃➁,40,60,
60 DATANatural frequency (wave),f=(1/2l)・√(T/➂),50,70,1,3E40484830
70 DATAVelocity of sound,v=331.5+0.61T,60,80,
80 DATADoppler effect,f=f₀・(v-v➀)/(v-v➁),70,90,
90 DATABeat,f=f➀-f➁ (f➀>f➁),80,100,
100 DATAReflectivity,R₀=((n➀-n➁)/(n➀+n➁))²,90,110,
110 DATACritical angle,sin𝜃=n➀/n➁,100,120,
120 DATAde Broglie wave,➃=h/mv,110,130,
130 DATAQuantum condition,2πr=nh/mv=n➃,120,140,
140 DATAPhotoelectron,1/2・mv²=h➂-W,130,150,1,3E02040830
150 DATAFrequency condition,h➂=Em-En (m>n),140,160,
160 DATALight wave,"➃=c/➂ , c=2.998*10⁸ [m/s]",150,160,1,3E02040830
10010 MODE8:DIM:x=10:y=160:r=x
10020 DEFCHR$(255)="424C300806"
10030 DEFCHR$(253)="2E2A3A0000"
10050 DEFCHR$(252)="123E020000"
10110 RESTORE(r)
10120 CLS:READm$,n$,b,c,d:IFd=1 THENREADd$:DEFCHR$(254)=d$
10130 l$="["+MID$(STR$(r/10),2)+"]":l=32-LEN(l$)
10140 PRINTm$;TAB(l);l$;n$;
10150 z=ASC(INPUT$(1,@))
10170 IFz=29 ANDr<>x THENr=x:GOTO10110
10180 IFz=28 ANDr<>y THENr=y:GOTO10110
10190 IFz=30 ANDr<>b THENr=b:GOTO10110
10200 IF(z=31 ORz=13) ANDr<>c THENr=c:GOTO10110
10280 GOTO10150