I. Theta açısıyla x doğru orantılıdır. II. Ortamın kalınlığıyla x doğru orantılıdır. III. Ortamın kırıcılık indisi artarsa x uzunluğu artar. IV. Işığın rengi kırmızıdan mora gittikçe x uzunluğu da artar.

I. n1*sina1=n2*sina2 II. Çok yoğun ortamdan az yoğun ortama bakarsan cisim uzakta görülür. III. Kırılma indisi 1 in altında olamaz. IV. 3 tane ortam varken aradaki cam bişi değiştirmiyor.

I. Fiber optik kabloda ışık tam yansıma yaparak ilerler. II. Sıcaklığı artan havanın kırıcılık indisi küçülür.

I. İnce kenarlı mercek çukur aynaya benzer. II. Kalın kenarlı mercek tümsek aynaya benzer.

I. Miyop-kalın kenarlı mercek. (Uzağı göremez) II. Hipermetrop-ince kenarlı mercek. (Yakını göremez) III. Astigmat-silindirik mercek. IV. Presbitlik-ince kenarlı mercek.

Dear friends, do not believe every spirit, but test the spirits to see whether they are from God, because many false prophets have gone out into the world.

You can put a kidney in your body - and somewhere down the line, your body might reject it.

There is one rule for politicians all over the world: Don't say in Power what you say in opposition; if you do, you only have to carry out what the other fellows have found impossible.

No matter what town you are in, there is some social order and a different yardstick to chart. In New York, people create things like schools and speaking languages and second homes.

I was working in Camden Lock market from the age of 13 to 16, and people often suggested that I should be a model. I knew a girl working on a stall who was with Take Two model agency, so I decided to go along, and they took me on.

'Frontline' started doing digital content in 1995. We started streaming our films in 2000.

The most important thing is this: to sacrifice what you are now for what you can become tomorrow.

The lived experiences which could not find adequate scientific expression in the substance doctrine of rational psychology were now validated in light of new and better methods.

My family is the most important thing to me because they're always there for me when times are down.

Some people don't like long bus rides, but I love them. There's sort of a sense of solitude.

I was participating in my own lynching, but the problem was I didn't know what I was being lynched for.

Be wise as a serpent and wary as a dove

Without censorship things can get terribly confused in the public mind.

I've made some stupid decisions, so I have to be careful. I once said 'no' to a film that was a number-one hit. And 'Date Movie' had the smallest budget of any movie I'd been in, and it went to the top of the box office.

Take the time today to understand your contribution to any bad event youve just been through.

Humans have a knack for choosing precisely the things that are worst for them.

Internet dating is the fastest most efficient way to gather a pool of qualified candidates. It could take you a lifetime to do the investigation that the computer comes up with in seconds.

Listening to music for me is like homework. Music will give me enjoyment, but as soon as it's giving me that enjoyment, I want to analyse it, and then it becomes work. Why does it sound like that? How?... then I dissect it.

Ever since I was really little, I loved performing and being up on stage, and being the entertainment.

Music is like a conversation. One person says one thing that speaks with a harmonica, with a bass, with a drum. They're all conversating, and we're just trying to find a way to make conversation rather than blah, blah, blah. But it's not really so hard a thing to do if you know the way to approach it.

As regards this country, in which protection has always to some extent existed, it is the best customer that England ever had, and our demands upon her grow most steadily and regularly under protection.

A room containing Philip Roth, I have noticed, begins hilariously to whirl and pulse with a mix of rebelliousness and constriction that I take to be Oedipal.

The headache now is to work out all that billing and collect that money. But to start billing to the state would be more confusing.

The fact that free men persist in the search for the truth is the essential difference between Communism and Democracy.