Fossils help scientists date rocks: True
Sometimes younger rock layers are found beneath older rock layers: True, because it happens with landslides and other causes.
No fossils from the Precambrian era have been found because there were no organisms at the time: False because there were organisims like algae and bacteria, and there are a very small amout of fossils from that era.
The map of Earth has changed over millions of years, but is now set: False
Answer:
seek new trade routes to East Asia.
Explanation:
After Byzantine Empire fell in the hands of Ottomans, the trade links between Europe and East were interrupted. Therefore, Portuguese and Spanish sailors decided to find a water route to East India.
Their first idea was to sail around Africa and to reach India. That was the idea of Portuguese, while Spaniards believed that by sailing towards the west they will reach eastern shores of Asia.
It was Alps its located in the south central Europe, they extend for almost 700miles from the coastline of southern france
What mountain range is found in the south central europe ::: ALPS IS THE MOUNTAIN.
Hi, glad to help u.
so, complimentary angles means two adjacent angles measured as a right angle which means two angles measured as 90 degrees!
So 7x-3 and x+13 is a pair of complimentary angles.
Then we can know(
(7x-3)+(x+13)=90
8x+10=90
x=10
so 7x-3=67
x+13=23
hope that helps u
Climate Change melts the Arctic Poles
Climate Change Causes extreme heat waves
Climate Change Causes droughts
Climate Change causes sea level rising