Age of Sun and Earth - Exam
  • 1. What process powers the Sun's energy output?
A) Nuclear fission
B) Chemical reactions
C) Nuclear fusion
D) Photosynthesis
  • 2. What evidence supports the current understanding of the age of the Earth and the Sun?
A) Analysis of cloud patterns
B) Oral traditions passed down through generations
C) Radiometric dating of rocks and meteorites
D) Palm reading
  • 3. When did the solar system, including Earth and the Sun, form?
A) 1 billion years ago
B) 500 million years ago
C) About 4.6 billion years ago
D) 10,000 years ago
  • 4. What element is the Sun mostly composed of?
A) Oxygen
B) Carbon
C) Helium
D) Hydrogen
  • 5. What is the primary source of the Earth's internal heat?
A) Volcanic activity
B) Tidal forces
C) Solar radiation
D) Radioactive decay
  • 6. Which layer of the Sun is responsible for its visible light and heat?
A) Troposphere
B) Exosphere
C) Stratosphere
D) Photosphere
  • 7. Which layer of the Earth is divided into the lithosphere and asthenosphere?
A) Inner core
B) Outer core
C) Mantle
D) Crust
  • 8. What is the name of the theory that explains the origin of the solar system from a rotating cloud of gas and dust?
A) Big Bang theory
B) Nebular hypothesis
C) Steady State theory
D) Ptolemaic model
  • 9. What is the innermost layer of the Earth called?
A) Mantle
B) Crust
C) Outer core
D) Inner core
Created with That Quiz — the site for test creation and grading in math and other subjects.