How old is the Earth according to the church?
The earth was 6000 years old according to the church.
How did the discovery of tilted rocks by James Hutton lead to his idea that the Earth was very old?
James Hutton figured that for the rocks to be tilted they would have to go through extreme conditions for a much longer time than what the Church was saying was the age of the earth.
How old did Lord Kelvin say the Earth was?
Kelvin said the earth was 20 million years old.
How has radioactive dating developed by Arthur Holmes in 1911 revolutionized our concept of how old the Earth really is?
Traces of uranium turned into another element, lead, by determining proportions he was able to figure out the age.
What is the accepted age for the Earth?
4.5 billion years old is the accepted age.
What is thought to be the source for most of the Earth’s water?
What kind of rock started to form continents 3.4 billion years ago?
How does the density of basalt (oceanic crust) compare to the density of granite (continental crust)?
What are stromatolites and how did they make life on our planet possible around 2 billion years ago?
Who was Alfred Wegener and what did he propose?
What did the evidence of fossils on opposing continents mean?
How did the NAVY contribute to our understanding of the way the earth has changed?
What is the name of the first supercontinent formed 1 billion years ago?
How did the position of Rodinia 700 million years ago lead to a snowball Earth?
What caused Rodinia to thaw out and break apart 650 million years ago?
What did the fossils in the Burgess Shale indicate that happened around 500 million years ago?
How did the formation of the ozone layer lead to a change in the types of living organisms on Earth?
What covered the continents 300 million years ago during the carboniferous period?
Where do coal, oil, and gas come from?
What caused the Permian Extinction 250 million years ago when 95% of species perished?
What was Pangaea? When did it exist?
How did volcanic activity lead to the split of Pangaea 120 million years ago?
Where do diamonds form? How do diamonds form?
What does the finding of Iridium at the Cretaceous-Tertiary boundary indicate?
How big was the asteroid that is thought to have caused the extinction of the dinosaurs?
What kinds of evidence found in the Alps give validity to plate tectonics?
What two opposing forces dictate the height of a mountain range?
What two major forces contributed to the formation of the Grand Canyon?
What caused the last ice age over 11,000 years ago?
What are two pieces of evidence that glaciers covered the surface of the Earth?