Combine each pair of sentences by changing one of them into an adverb clause.

1). Jerusalem is a great vacation destination. It is filled with interesting historical sites.
2). Traveling through the desert in Israel can be tiring for visitors. Temperatures often exceed 100 degrees.
3). We went to Israel. We experienced jet lag on our first day there.
4). Israel won its independence in 1945. The people celebrated.
5). Tel Aviv is the largest city in Israel. Many more tourists visit Jerusalem.

Can someone tell me how to combine these?

1). Jerusalem is a great vacation destination because it is filled with interesting historical sites.

2). Traveling through the desert in Israel when temperatures often exceed 100 degrees, can be tiring for visitors.

Study this site and then try the others on your own.

http://www.chompchomp.com/terms/adverbclause.htm

Can you tell me what 3-5 are?

Yes, I can. But I won't.

You won't learn how to do this if I do it for you.

If I type them on here, would you tell me if they are correct?

Yes.

3). When we went to Israel, we experienced jet lag on the first day there.

4)The people celebrated when Israel won its independence in 1945.

5). Tel Aviv is the largest city in Israel although many more tourists visit Jerusalem.

Certainly! Here's how you can combine each pair of sentences by changing one of them into an adverb clause:

1) Since Jerusalem is filled with interesting historical sites, it is a great vacation destination.

2) As temperatures often exceed 100 degrees, traveling through the desert in Israel can be tiring for visitors.

3) When we went to Israel, we experienced jet lag on our first day there.

4) After Israel won its independence in 1945, the people celebrated.

5) While Tel Aviv is the largest city in Israel, many more tourists visit Jerusalem.

By converting one of the sentences into an adverb clause, you can effectively combine the information in a single sentence.