Explanation:
hot magma pushes itself to the surface at both divergent plate boundaries and convergent plate boundary . this magma come in contact with Rocks as it rise to the surface the magma is hot heating the rocks around it as the rocks heat they change and become metamorphic rock
Answer:
Thanksgiving came to be an official holiday in 1863, declared by President Abraham Lincoln.
Explanation:
The Thanksgiving feast between Pilgrims and the Natives was not public till Bradford's diary was given to be published in 1789. When, a magazine editor Sarah Josepha Hale came across this tradition celebrated by Pilgrims and Natives, she wrote letters to five Presidents asking to declare Thanksgiving, a national holiday. It was President Abraham Lincoln who paid heed to this request and with an idea of unte the country during his presidency, he declared the last Thursday of November as a Thanksgiving day and declared it a national holiday. The date, however, was changed to fourth Thursday of November by President Franklin D. Roosevelt in 1941, to avoid shifting of national holiday (as some year may have five Thursday's in November).
Answer:
When it comes to determining the age of fossils there is absolute and relative dating. Relative dating is used to determine which fossil is older, while absolute dating is used when determining the age of a particular fossil. Rocks that contain radioactive elements in it, allow scientists to determine the age of fossils using the amount of radioactivity. Carbon-nitrogen absolute dating is a method for determining the age of fossils using radioactive isotopes of these elements.
Explanation:
