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Solar System and Sun's Core Quiz

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Questions and Answers

What is the primary process occurring in the Sun's core that produces energy?

Gravitational contraction

Chemical reactions

Nuclear fission

Nuclear fusion (correct)

Which two gases primarily make up the Sun?

Carbon dioxide and argon

Methane and ammonia

Oxygen and nitrogen

Hydrogen and helium (correct)

Which of the following is NOT a characteristic of objects in the Solar System?

Distance from the Sun

Composition and surface temperature

Number of moons

Presence of life (correct)

What region of the Solar System contains icy objects beyond Neptune?

Oort Cloud Signup and view all the answers

How many planets orbit the Sun in our Solar System?

Eight Signup and view all the answers

What is the primary process through which the Sun generates energy?

Nuclear fusion Signup and view all the answers

What is the approximate temperature at the core of the Sun?

15 million °C Signup and view all the answers

Which of the following accurately describes a characteristic of objects in the solar system?

Objects vary in size and distance from the Sun. Signup and view all the answers

What is the primary gas that makes up the Sun?

Hydrogen Signup and view all the answers

What causes the variance in the time it takes for different objects to orbit the Sun?

The object's distance from the Sun and gravitational forces. Signup and view all the answers