Question

Question 11 pts
Which type of star death causes elements to travel into space?
Group of answer choices

a pulsar

a planetary nebula

a supernova

a black hole

Question 21 pts
Which elements can only a supernova create? Select all that apply.
Group of answer choices

carbon

uranium

gold

nickel

Question 31 pts
What happens during a supernova?
Group of answer choices

Atomic protons join or fuse to make a heavier chemical element.

New elements are created in stars through nuclear fusion reactions.

Material from a high-mass star explodes.

Hydrogen protons fuse.

Question 41 pts
Identify the features of high-mass stars that allow them to create heavier elements. Select all that apply.
Group of answer choices

greater pressure

higher temperatures

faster nuclear fusion

more free neutrons

Question 51 pts
What is the heaviest element that high-mass stars can produce?
Group of answer choices

gold

carbon

nickel

iron

Answer 1

Sure, here are the answers to your questions:

**Question 1:** Which type of star death causes elements to travel into space?
- **Answer:** a supernova

**Question 2:** Which elements can only a supernova create? Select all that apply.
- **Answer:** uranium, gold (Note: while supernovae can create elements like nickel through different processes, uranium and gold are primarily synthesized in supernova events.)

**Question 3:** What happens during a supernova?
- **Answer:** Material from a high-mass star explodes.

**Question 4:** Identify the features of high-mass stars that allow them to create heavier elements. Select all that apply.
- **Answer:** greater pressure, higher temperatures, faster nuclear fusion

**Question 5:** What is the heaviest element that high-mass stars can produce?
- **Answer:** iron

If you have any more questions or need further clarification, feel free to ask!