Question

Which of the following lists the correct requirements for a black hole to form?

A. The star must be 10 to 28 times larger than Earth’s sun, and a supernova explosion must not have occurred.

B. The star must be 29 times larger than Earth’s sun, and a supernova explosion must not have occurred.

C. The star must be 10 to 28 times larger than Earth’s sun, and a supernova explosion must have occurred.

D. The star must be 29 times larger than Earth’s sun, and a supernova explosion must have occurred.

Answer 1

Answer: The correct requirement for a black hole to form is:

C. The star must be 10 to 28 times larger than Earth’s sun, and a supernova explosion must have occurred.

Explanation: The least star that is larger than the sun is 10 times larger and a supernova explosion would have happen before a black hole to form.