A geologist is studying a geologic cross section of rock layers in a national park. The rock layers appear to be well preserved and undisturbed. Which statement best identifies the oldest rock layer in the cross section?

The oldest rock layer is the top layer of the cross section.
The oldest rock layer is the top layer of the cross section.

The oldest rock layer is above the bottom layer of the cross section.
The oldest rock layer is above the bottom layer of the cross section.

The oldest rock layer is the bottom layer of the cross section.
The oldest rock layer is the bottom layer of the cross section.

The oldest rock layer is above the middle layer of the cross section.

What is a predic. how did the great railroad strike of 1877 demonstrate the power of workers? ate noun?

In 250-300 words, discuss jem’s character development in to kill a mockingbird. how does he grow and change? what are the major events that affect that change?

How might an author with the opposite attitude rephrase the following sentence? this historic building is a local treasure, with a distinctive exterior and many antiques and fascinating artwork on the inside. choose the correct answer from the following choices, and then select the submit answer button. it's a shame this old building hasn't been torn down yet: its ugly design makes it an eyesore, and it is full of rickety furniture and dusty paintings. this building was built over 100 years ago and features a design not seen on many other buildings of the era as well as a large collection of furniture and art. the old man running the antiques shop watched the kids with suspicion, worrying they would not handle his fragile merchandise with proper care. it is vital that we preserve the history of our town by taking care of buildings like this one, with its interesting design and outstanding collection of art and furniture.