The birth of the island of Surtsey was a violent event. First, a large black cloud burst from the water. A rumbling sound came from under the ocean. The cloud grew to 12,000 feet high. Giant explosions spewed ash, dust, and hot rocks. A mountain rose from the water. A volcano in the ocean had erupted.

1 Underline the topic sentence.

2. What is the topic of the selection? ___________________

3. List 5 details that support the main topic.

A._____________________ B._____________________

C._____________________ D._____________________

E. _____________________