BH202 Why Star Stuff Matters: CC Big History 202 Quiz

Who teaches the lesson in 'Why Star Stuff Matters: Crash Course Big History 202'?

• Emily Graslie

• Hank Green

• John Green

• Carl Sagan

What element is highlighted as a 'superhero' in the rise of complexity?

• Oxygen

• Carbon

• Hydrogen

• Nitrogen

What are the two lightest elements formed shortly after the Big Bang?

• Nitrogen and Oxygen

• Lithium and Beryllium

• Hydrogen and Helium

• Carbon and Oxygen

Approximately how many years after the Big Bang did the first stars form?

• 100 million years

• 380 thousand years

• 1 billion years

• 600 million years

Tags

NGSS.HS-ESS1-2

What process in stars creates elements like Carbon?

• Nuclear fission

• Nuclear fusion

• Radioactive decay

• Chemical bonding

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

What era is described as a 'real mess' due to asteroids and volcanoes?

• Proterozoic era

• Archean era

• Phanerozoic era

• Hadean era

What percentage of the Earth's atmosphere and crust is made of Carbon?

• 0.01%

• 10%

• 1%

• 0.1%

What is the estimated percentage of molecular combinations that would not exist without Carbon?

• 95%

• 75%

• 99%

• 50%

What is the primary role of Carbon in the formation of life?

• It is a by-product of photosynthesis

• It is the most abundant element in the universe

• It bonds with other elements to form complex molecules

• It forms the core of stars

Tags

NGSS.HS-LS2-5

What process led to a massive increase in oxygen in the atmosphere about 2.5 billion years ago?

• Fermentation

• Combustion

• Photosynthesis

• Respiration

Tags

NGSS.HS-LS1-5

NGSS.HS-LS2-5