Will contacts save without SIM card?

I just got a used IPhone 6 and I want to put in the contacts so I can use it soon. I'm getting the SIM card tomorrow, so I was wondering if I put my contacts in now, would they be saved and still there when I put my card in?

Why can't I open a webpage?

I have an iPhone 4 with iOS 7.1.2 installed on it.
One day I tried open webpage but Safari gives me this error: Safari can't open the page because your iPhone is not connected to the internet.
But actually my iPhone is connected and even the Wi-Fi sign is right in status bar.
But can't figure out what the problem is.
Please help me out here.
I will appreciate your answer.

Is the iPhone 6 Plus worth it? - 1

So I'm trying to decide if I want the iPhone 6 or iPhone 6 Plus. I'm not sure if it's worth it. The screen doesn't really matter to me I just want a great battery and camera and it seems that the iPhone 6 Plus delivers that better but is it worth it? I really need some help!

Do you look the same in real life as you do in selfies?

(Iphone)

Whenever I take a selfie and send it to my friend (I ask the same thing to other friends), sometimes I ask them 'Do I look the same in this picture as I do in real life?' and they always say Yeah.

But do you really look the same in selfies as you do in real life?